hardcase

describes someone who is tough/hard and is probably rumoured to have stabbed someone
(liverpool slang)

"she's such a hardcase"
"nah he's a proper hardcase"

by L25imm May 28, 2017

hardcase

British slang for an underworld enforcer.

"You're the fucking hardcase get the fucking guns"

-Lock Stock and 2 Smoking Barrels

by Chimpy6 January 31, 2005