A makeshift cutting or stabbing weapon, commonly manufactured clandestinely in a jail or
prison using commonly available items or contraband. Also known as a
shiv, shank,
banger, etc. A term used in the Pennsylvania prisons.
Yo you
better go hide that whack somewhere because I
heard the CERT team is coming.
I’m about to go buy a whack off the Puerto Rican bul
Ronnie just got poked up by 2
young buls with whacks