(Sometimes "coshh")

Sharp weapon, sometimes sharpened scrap metal from a microwave left in the backstreet.

Typically found laying on the floor in the seedy streets of bolton
Josh: "Oi dem bare mandem got pure cosh init"

Matthew Barlow: "yeye youz dont wanna get coshed out by buuuuuiiigman ting"
by Sherman P. Cosher September 2, 2018
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That guy needs to shave. His cosh looks patchy.
by beards-r-us January 25, 2023
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