basically describing someone or something as crazy. but saying wack because it is more fun than crazy.
Bro, did you see Carey's hair today?
Yeah, it's wack.
by Rewels June 19, 2019
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Cool, crazy, awesome, or bad. Depending on the context.
Mom: I bought you an iPhone!
You: Wack!
Mom: Its an iPhone 5c!
You: That's wack...
by Soulessginger28 April 14, 2018
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Originated from the word whacky; short for whack.

1 Something stupid.

2 Something that isn't interesting.

3 Something that is uncool.
1 "That kid is wack as hell."

2 "I think that show is wack."

3 "Tell your brother that he is too wack to get in this ride"
by +Skep'tiKaL- March 20, 2007
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Usually used to respond to something crazy. Commonly found in the expression, "That`s wack!"
"He killed his cat and fed it to his dog" said Dan.
"That`s wack!" his friend responded.
by leinad February 14, 2005
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A word that describes Ja Rule, The Diplomats, Benzino, P. Diddy, Nelly, Pastor Troy and Snoop's new shit.
Tha radio plays nothing but wack shit.
by Omega Death November 25, 2003
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1)
Wack, an african american slang word, oftenly used to replace "shit, bad, horrible, not cool, stupid" and any other generally negative words.

2)
Wack, the sound something makes when such an object is either hit or is used to hit another object.

3)
Wack, used to replace "place, put, drop"
1)
"Dude, thats wack"
"Damn, this is wack"

2)
As Kiwi hits Flamin over the head with a baseball bat repeatedly the room goes dark, all you can hear is a repetitive "wack, wack, wack" followed by a cry of pain.

3)
"Just wack it there"
"Wack some of that sauce on my burger, thanks"
by Not Kiwi January 13, 2010
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