Definitions
1.AdjectiveFit for use or consumption, in accordance with Jewish law (especially relating to food)."Only in New York can you find a good, kosher hamburger!; David's mother kept a kosher kitchen, with separate sets of dishes for meat and for dairy.; In order for a suit to be kosher, it cannot contain both wool and linen together."
2.AdjectiveObservant of the rules of kashrut (of a person or establishment).""Are you kosher?" "No, I love to eat scallops."; "Is this restaurant kosher?" "No, we serve pork.""
3.AdjectiveIn accordance with standards or usual practice."Is what I have done kosher with Mr. Smith?"
4.AdverbIn a kosher manner; in accordance with kashrut.
5.VerbTo kasher; to prepare (for example, meat) in conformity with the requirements of the Jewish law.