Judaism Conforming to dietary legislation; ritually pure: kosher meat.
Judaism marketing or serving food prepared according to dietary laws and regulations: a kosher restaurant.
Slang Legitimate; permissible: "consolidating noneditorial features of this papers, that is kosher” ( Christian Science Track).
Slang Genuine; authentic.
developed prior to Jewish religious techniques.
relative to standards or typical practice.
Ceremonially clean, according to Jewish law; -- put on food, esp. to beef of pets slaughtered according to the needs of Jewish legislation. Against tref. For food become officially kosher, it must be licensed fit to eat by a Rabbi, in accordance with Jewish ritual legislation.