(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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5
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0answers
14 views

“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 ...
3
votes
0answers
40 views

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 ...
1
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1answer
93 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?
3
votes
2answers
66 views

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 ...
2
votes
1answer
131 views

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 ...
2
votes
1answer
119 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 ...
0
votes
1answer
52 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 ...
8
votes
5answers
2k views

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 ...
4
votes
1answer
66 views

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 ...
0
votes
0answers
22 views

מראית עין for חומרות within particular sects [duplicate]

מראית עין, in a broad definition, is "avoiding doing something that may raise suspicion that one violated halakha, or that someone may misinterpret, thus causing him to violate halacha". Does this ...
2
votes
1answer
91 views

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 ...
3
votes
1answer
50 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 ...
2
votes
1answer
102 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 ...
3
votes
0answers
220 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 ...
2
votes
4answers
80 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 ...
2
votes
1answer
91 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 ...
4
votes
4answers
368 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 ...
3
votes
1answer
100 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 ...
6
votes
3answers
378 views

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 ...
3
votes
0answers
82 views

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 ...
3
votes
3answers
277 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 ...
5
votes
2answers
99 views

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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vote
3answers
348 views

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 ...
5
votes
1answer
273 views

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 ...
6
votes
2answers
424 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 ...
7
votes
1answer
340 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 ...
1
vote
0answers
37 views

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 ...
10
votes
2answers
467 views

“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 ...
2
votes
1answer
253 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 ...
7
votes
2answers
156 views

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 ...
29
votes
3answers
1k 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 ...
9
votes
2answers
1k 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)
4
votes
1answer
804 views

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 ...
7
votes
2answers
440 views

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 ...