Ko"sher (?), a. [heb. koshër fit, proper.] 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.

Ko"sher, n. Kosher food; also, a kosher shop.

Ko"sher, v. t. [imp. & p. p. Koshered (?); p. pr. & vb. n. Koshering.] To prepare in conformity with the requirements of the Jewish law, as meat.

Ko"sher (?), a. [heb. koshër fit, proper.] 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.

Ko"sher, n. Kosher food; also, a kosher shop.

Ko"sher, v. t. [imp. & p. p. Koshered (?); p. pr. & vb. n. Koshering.] To prepare in conformity with the requirements of the Jewish law, as meat.

• the Jewish religious practice that specifies which food is fit to eat and how it is to be prepared.
  
• (of food) prepared in accordance with Jewish religious practices.
  
• (generally) in accordance with standards or usual practices,
  
• to make kosher.