Definitions

1. noun

a short length of rope or cord used to steady something, especially in climbing or sailing

“She used a cosh to secure the rope to the mast.”

2. noun

a police truncheon

“The police officer carried a cosh to subdue violent suspects.”

3. verb

to hit or strike with a cosh

“The thief coshed the victim on the head and ran away.”

4. verb

to beat or thrash someone with the fists or a stick

“He coshed his opponent in the boxing match.”