Topic: JUDAISM
| Date: | 1800-1900 |
| Language: | Yiddish |
| Origin: | Hebrew kasher 'fit, suitable' |
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ko‧sher

1
a) RRJ kosher food is prepared according to Jewish law
b) DF kosher restaurants or shops sell food prepared in this way
2 informal something that is kosher is honest, legal, or really what it is claimed to be :
Are you sure this offer is kosher?
Are you sure this offer is kosher?