whack 

When something is so bad that it actually turns out to be so good

Eg.
(fern walks past)

Mexie: Bro that girl is so whackkk
Everyone else: Yes shes so whack, her looks are so hot

whack by Zapp Clan April 10, 2019

Whack 

To assassinate or "off" another.

"What do you want me to do? Whack a guy? Off a guy? Whack off a guy? Because I'm married."

Whack by Adam November 27, 2003

whack 

To kill someone for money

The Mafia terms. N'ya we gonna whack ya see m'ya n'ya!

whack by Mike Butler August 31, 2003

Whack 

Short form of "out of whack".

"His gun misfired? That's whack!"

Whack by Simon Wentworth January 12, 2005

Whack 

A half white, half black person.

Jen: "Your baby is whack."

Angela: "Why thank you, his father is a quarter black. "

Whack by Saku January 13, 2015

whack 

(v.) To masturbate

Man last night I whacked so many times my winger turned red

whack by Weedies February 8, 2004

whack 

A psychotic individual, esp. one that mumbles or paces back and forth in a manic depressive manner; abbreviation for the term "whack job."

I don't care if you just lost your job and you want to kill your boss, you whack!

whack by T Hizzle April 4, 2005