n.
Pronunciation: ' k ō -sh ə r
Function: adjective
Etymology: Yiddish, from Hebrew k ā sh ē r fit, proper
Date: 1851
1 a : sanctioned by Jewish law especially : ritually fit for use < kosher meat> b : selling or serving food ritually fit according to Jewish law <a kosher restaurant>
2 : being proper, acceptable, or satisfactory <made sure the deal was kosher >