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Questions tagged [marit-ayin]

(lit. "what appears to the eye".) The concern that although what one is doing is permitted, it will appear to others as though one is doing something prohibited.

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Is the impossible burger possibly kosher?

According to a recent article in Haaretz: The trail-blazing Impossible Burger, the world’s only kosher cheeseburger, created sustainably, is now officially on the Orthodox Union’s kosher database ...
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1answer
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Drinking human blood case permissibility

In Kesubos (I believe 60a) it says that you may not drink human blood because of Maris ayin (it can be misconstrued by a observer that you're drinking animal blood). So what if I have a sign on my ...
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Is there maris ayin in ordering a drink from a non-kosher restaurant?

Is there a problem with maris ayin to enter a non-kosher restaurant and order just a drink? Let's say that in the first case the restaurant in question is a fast-food place and the second case is a "...
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1answer
92 views

Is there a Maris Ayin issur with women wearing skin-colored shirts?

For the purposes of this question, you may ignore the tznius aspect of this. Is there a Maris Ayin issue for women to wear skin-colored shells (perhaps with a sleeveless shirt of a different color ...
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200 views

Is there a concern of “Marit 'Ayin” on friday night when multiple Shuls have different davening times

B"H, I live in a neighborhood that has numerous shuls. Many of these shuls have different times to start and end Shabbat. During the summer, in particular, most of the shuls begin Shabbat sometimes ...
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1answer
98 views

Obligation to Tell People Online if Changing Time Zone Before Shabbat?

If a person changes time zones while going on a vacation, do they have an obligation to alert others to this effect? By using social media and other types of online sites (like Mi Yodeya), not telling ...
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Maris ayin and kosher certification

What reasoning is used by mainstream kosher certification agencies to certify food items containing only kosher ingredients but packaged and/or designed to look and/or taste non-kosher. For example, ...
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1answer
166 views

Parameters of Marit Ayin [duplicate]

In an area where there are no Jews or even if there were they wouldn't know who you are, let's say Indonesia, India or a very rural place in the middle of nowhere, would the law of Marit Ayin still ...
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1answer
258 views

Is Beef-Fry Mar'it 'Ayin?

The term "beef-fry" is used by my local kosher butcher for brisket which has been cured to resemble bacon both in appearance and (apparently) flavour. Taking this into account, due to its apparent ...
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1answer
126 views

Can a woman wear a man's suit jacket if she is cold? [duplicate]

Can a woman wear a man's suit jacket if she is cold? I believe there is a prohibition for a woman to wear man's clothing and wise versa. Would a man's suit jacket fit into this prohibition?
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Why is wearing a sheitel not marit ayin?

I would assume that the concept of marit ayin applies to married women's hair covering (outside the home) as much as to any other mitzvah. So why do our poskim allow* her to wear a sheitel--which, in ...
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221 views

Is it forbidden for a woman to mouth the words to a song in front of men?

A woman should not sing along to a song in the presence of unrelated Jewish men. But can she mouth the words, or sing to herself? I never see frum women doing this, presumably because of marit ayin. ...
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What are the kashrut issues with kosher food at a non-kosher restaurant?

What are the major kashrus/halachic issues with going to a non-kosher restaurant and ordering, say, [kosher fish] and vegetables; dressed with only extra-virgin olive oil, salt and pepper; double-...
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1answer
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“Planting” astroturf during shmita

I previously asked about Planting grass during shmita, and discovered that it is forbidden. But what about astroturf (synthetic grass)? Would there be any problem with installing that during the ...
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Marat Ayin to improve appearance of action

If one is doing something in public which is normally forbidden, but is permitted because of special circumstances, is he obligated to make it appear not forbidden? EG: A lunatic threatens to kill ...
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1answer
116 views

Should vegan margarine be treated as dairy?

Margarine made from vegetable oils (non-dairy) looks just like butter, but is normally labeled as parve. Shouldn't it be considered chalavi according to the principle of mar'it ayin?
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2answers
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If one has a heter to do something unusual, must one do so discreetly?

If one has a heter to do something unusual, must one do so discreetly? I am essentially asking whether marat ayin concerns are relevant to this type of situation. (As for "Why wouldn't they be?"--I ...
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1answer
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Is it considered “marit ayin” if boys and girls stroll together on Shabbat?

I have heard of a number of yeshivot that have a strict rule regarding boys and girls being with each other. Their rule is "simple" - outside of your own family members, it should be never for any ...
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1answer
173 views

Eating at Home and Maarit Ayin

Short question: is maarit ayin (מראית עין) a problem when one is home alone? Long question: assuming that in-vitro meat is pareve, even if it is maarit ayin to eat it with milk in public, would it be ...
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1answer
83 views

Halachos of a gastropub?

BSD Is it permitted to enter and drink at a gastropub (or restaurant/bar). Assuming the drinks (beer/whiskey) are kosher and this applies only in regards to someone who holds by the Shach (that one ...
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Should a non-Orthodox Jew wear tzitzit or not?

It seems obvious to me that in general it’s better to keep more mitzvot rather than fewer, but wearing tzitzit seems like a special case. I’ve asked rabbis in my community about this, but I want to ...
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1answer
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KosherLamp closed by window (Moris Ayin?)

Was wondering if closing the KosherLamp on Shabbat while a window shade is up when it is dark and possible onlookers can see a light go off in ones house constitute a case of moris ayin (doing ...
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1answer
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Do I have to worry about “Maris Ayin” if my kashrut standards are different than the majority of a community?

Let's say I like to eat at "Deliware" (I borrowed this name from a place in Port Jervis, NY). The place is kosher with a reliable hechsher. I visit the town, and I know nothing about the community's ...
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1answer
87 views

Is Mar'it Ayin instituted to prevent Lashon Hara or Motzi Shem Ra?

My understanding - Lashon Hara is gossip about the truth; Motzi Shem Ra is slander - based on false assumption. Let's say that someone saw me go into a non-kosher restaurant. All I did was use the ...
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1answer
166 views

Is there a problem with “Mar'it ayin” by attending a company picnic?

Theoretical: Let's say that a company plans a picnic in a "semi-park" area. I.e. - it is a tree-lined public thoroughfare that many people including Jews, walk through. (I added this fact b/c I have ...
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237 views

Watering Synthetic Grass on Shabbat?

Is there a problem of watering synthetic grass on Shabbat- If the synthetic grass has gaps or "holes" whereby the water can leak through to the earth underneath it? What if the earth underneath has ...
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4answers
108 views

Is not having a shaatnez label considered מראית עין‎?

In a personal encounter with a fellow Jew, they pointed out that I did not have a 'shaatnez label' in my suit. Although it is a prevalent custom for shaatnez checkers to sew their label into a checked ...
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1answer
122 views

May one set posts for Shabbos?

Tumblr has a feature where one can, instead of posting something at the time it it written or a set time, you can add it to a "queue". It will then post a set amount of posts per day as long as there ...
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4answers
878 views

Family Event at non-kosher resturant

One of my family members is having a family event at a non-kosher restaurant. I want to be there because it is a very important occasion and I don't want to insult my family. However, I know that in ...
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1answer
123 views

Does marit ayin apply in anonymous internet sites?

On this question discussing whether a Jew may participate in the Biblical Hermeneutics Stack Exchange site, one of the issues raised is marit ayin. But does marit ayin really apply on an anonymous ...
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What defines a non-kosher restaurant for purposes of maarit ayin?

There is a known halacha that one shouldn't eat in a non-kosher resteraunt due to Maaras Ayin, even though they serve kosher food also. What defines a non-Kosher restaurant? McDonald's is probably ...
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Maris Ayin and bags from restaurants

Similar to this question, suppose there is a chain of restaurants that is mostly non-Kosher, but there happens to be one kosher franchise in the chain. The example I am thinking of is that there is ...
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3answers
312 views

Should a Rabbi apologize for a comment that could be misunderstood?

If a prominent Rabbi (meaning someone who heads a community or institution, not just anyone who has semicha) makes a statement that is technically halachically correct/acceptable but is easily ...
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2answers
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When lighting Chanukah candles on both entrances to courtyard, can I use only one candle?

In Hilchos Channukah OC Siman 671 Sif 8 we learn the halacha that if someone has 2 entrances to their courtyard they must light Chanukah candles by both of them. This is so that passers-by won't see ...
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What does R' Feinstein say about eating kosher food in a non-kosher restaurant?

The last paragraph of Igros Moshe O.C. 2:40 discusses when you may order kosher food [such as a banana] in a non-kosher restaurant. R' Moshe Feinstein begins: ובדבר אם מותר לאכול ברעסטאראנט ...
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1answer
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Carrying in a partially shared apartment on Shabbat

I read that carrying between different units of a multi-family apartment might be a problem on Shabbat. I seek the general rules that will govern the following types of situations: (To illustrate, I ...
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2answers
618 views

Invitation to nonkosher restaurant

The question "Keeping Kosher at a secular company" asks about food issues on the job in general. This question is focused more narrowly on "unbalanced" situations: situations where there's an ...
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1answer
462 views

Maris Ayin when nobody knows you're Jewish

According to this answer, wearing a toupee without a kippa on top may pose a problem of maris ayin. My question is: Suppose the toupee-wearer has no distinctive Jewish features other than wearing a ...
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Marit ayin vs. Dan Lechaf zechut [duplicate]

Possible Duplicate: “bad impression” vs “Judge your friend favorably” Why does the prohibition of maris ayin apply when there is also a mitzvah of hevei dan es kol ha-adam ...
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“bad impression” vs “Judge your friend favorably”

There are two commonly known halachic concepts. "Marit Ayin", a bad impression, and "Dan Lekaf Zechut", "Judging favorably". Here is a nice article on the concept of Marit Ayin and it briefly talks ...
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1answer
336 views

What are the issues with singing in a secular choir that includes some Christian music?

If one sings in a secular choir (consisting of both Jews and gentiles) that performs in secular locations and contexts (such as concert halls, public plazas, nursing homes, etc), what are the issues ...
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2answers
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Talking to objects and Avoda Zara

This question inspired by This question here at programmers.se There is a concept in some programing circles called "Rubber Ducking", where one expresses a problem to a rubber ducky and through that ...
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3answers
2k views

May one use a computer script or robot to do something specifically on Shabbos/Yom Tov?

May one run a program or machine that will operate on Shabbos, either by setting a timer to activate once Shabbos has started, or by leaving it running continually? What if the action is one that is ...
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2answers
2k views

What is Maris Ayin?

What is the precise definition of Maris Ayin, and to what cases does it apply? (i.e. what are the parameters for applying it)
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Eating your own (kosher) food in a non-kosher restaurant?

This was brought to mind by this question: What are the rules about joining your co-workers (or the like) for a meal in a non-kosher restaurant, but bringing your own food? Is it prohibited as mar'is ...
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2answers
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A restroom in a formerly-kosher eatery vs. one in a never-kosher eatery: which is preferable?

Say I'm on the road traveling, and I need to use a restroom. Which of the following two restrooms is preferable? One in a restaurant that used to be kosher, but is now non-kosher. One in a restaurant ...