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!

by T Hizzle April 4, 2005

Whack

A person who is half black and half white. Hence the wh-ack WHite and blACK.

Wow, I didn't know Kate was whack!

by Country female April 25, 2008

whack

Akin to wank.

Im off to have a whack.

by louis October 16, 2001

Whack

a form of measurement

"did you see that whack of bacon he had on his plate?"
"there was a whack of people at the beach"
"i'm getting a whack of cheese on that pizza"

by CASEIHchick December 9, 2009

whack

What you say when youre the only black guy in a group.

"Damn. Shit. That is whack."

by TokenBlackGuy August 17, 2003

Whack

Although to everyone else this means 'bad', it sounds like it should mean 'good' so we are changing the meaning!!

Whack now means 'cool, awesome, good, superb, fantastic' etc.

"That Ben and Jerry's ice cream is whack!"

by Marv and Bentos November 7, 2006

whack

Mafia terminology for killing someone.

"There 'e is whack'im!"

by Dave January 14, 2004