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 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
I certainly don't live in a kosher home although I was raised in a kosher environment. Leonard Nimoy
I'm kosher except for times where I eat pork and shellfish. Roseanne Barr
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 could live on challah bread, the Jewish kosher bread, quite happily. Dan Aykroyd