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
I’m about to go buy a whack off the Puerto Rican bul
Ronnie just got poked up by 2 young buls with whacks
by M_R8 December 6, 2022

by blackboi69 September 28, 2021

A situation being substantially more whack than whack. Crazy, ridiculous, and a waste of time and or money. From Criss-Cross in the 90's.
by Ismellstupid December 8, 2011

Jimmy was bored and horny on that long, solo drive home from college, so he pulled out his dong and had a nice road whack.
by jds07030 April 15, 2017

1. The bus is 7 minutes late?! BIG WHACK!
2.
A: Do you have chocolate ice cream?
B: No but we have vanilla
C: BIG WHACK!
2.
A: Do you have chocolate ice cream?
B: No but we have vanilla
C: BIG WHACK!
by californiafoo July 5, 2025

by harlstheone July 1, 2021
