D defs.my
Entry 2 senses · 2 variants Webster, 1913

cosh

· IPA /kɒʃ/
01 n. a piece of leather-covered metal with a flexible handle; used for hitting people.
  1. 1.
    a piece of leather-covered metal with a flexible handle; used for hitting people.[slang]
Syn. blackjack, sap.
02 v. t. to hit (someone) with a cosh or similar bludgeon, usually on the head.
  1. 1.
    to hit (someone) with a cosh or similar bludgeon, usually on the head.[slang]