Ceremonially clean, according to Jewish law; -- applied to food, esp. to meat of animals slaughtered according to the requirements of Jewish law. Opposed to tref. Hence, designating a shop, store, house, etc., where such food is sold or used.
Kosher food; also, a kosher shop.
To prepare in conformity with the requirements of the Jewish law, as meat.
I'm kosher except for times where I eat pork and shellfish. Roseanne Barr
The problem is that borrowing money to pay back more borrowed money that will oblige you in the future to borrow even more money doesn't sound kosher. Because it isn't. John Podhoretz
I could live on challah bread, the Jewish kosher bread, quite happily. Dan Aykroyd
I was Jewish, through and through, although in our house that didn't mean a whole lot. We never went to synagogue. I never had a Bar Mitzvah. We didn't keep kosher or observe the Sabbath. In fact, I'm not so sure I would have known what the Sabbath looked like if it passed me on the street, so how could I observe it? Gilbert Gottfried
I was kosher until I had my Bar Mitzvah, and I parlayed officially becoming a man into telling my father I wanted to eat cheeseburgers. Zach Braff