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A word that means 'crazy', as in weird, different from others, silly or funny.
1. You are so wacky!
2. Have you heard of that wacky website?
by Nanda June 29, 2006
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2
An unidentified sexual act.

"I'm not sure what's happening, but i'm pretty sure it's sexual"
"Some people and getting wacky in the ball pit"
"That's fucked up"
by Paella420 December 02, 2016
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4
behaving in a silly or random way in order to appear funny.
'get married sideways'
'cheese moneky spaceman apricot!'
'i'm random!!'
by daveyp May 26, 2005
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5
The act of smoking marijuana in addition to taking adderall, (or another ADD medication.)
Hey man, I picked up a sack today! Let's get wacky before we hit up that party!
by Glory801 November 19, 2010
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6
Courtney Love. Especially on David Letterman, March 17, 2004.
Courtney Love: Am I wacky?
Letterman: Are you wacky?
Love: Yeah, but is that illegal?
Letteman: No, but its not a good idea.
by yam March 18, 2004
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