'cosh' definitions:

Definition of 'cosh'

From: WordNet
noun
A piece of metal covered by leather with a flexible handle; used for hitting people [syn: blackjack, cosh, sap]
verb
Hit with a cosh, usually on the head

Definition of 'cosh'

From: GCIDE
  • cosh \cosh\ n. a piece of leather-covered metal with a flexible handle; used for hitting people. [slang]
  • Syn: blackjack, sap. [WordNet 1.5]

Definition of 'cosh'

From: GCIDE
  • cosh \cosh\ v. t. to hit (someone) with a cosh or similar bludgeon, usually on the head. [slang] [WordNet 1.5 + PJC]

Definition of 'cosh'

From: GCIDE
  • cosh \cosh\ v.
  • 1. . [WordNet 1.5]