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Similar to wacky, except to emphasis "whack". (the sound you hear when something is struck with a long flat board), Meaning that something is stupid and should be struck with a long flat board or something else worthy of inflicting damage.
Apple is Whacky for denying the Google Voice App on iPhones.

Windows Mobile is still as Whacky as ever, when will HTC realize that the Touch Pro 2 should have used Android.

The NFL is Whacky for banning players from using Twitter during games.
by Korbendalis September 01, 2009
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A drink consisting of Vodka, Sprite, Mike's Hard Lemonade (strawberry) and Powerade. Causes an awesome euphoric lightheadedness that makes you wanna hump like a lion-monkey in Japan.
"Man i just had some whacky and now I wanna do that ginger. Don't know why."
by J.1 May 11, 2010
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People are whacky when they do things that are out of the box but in a way that’s harder than they actually are.
“Did you see them cambridge peoples clothes yeah?” “ah nah mate thats whacky”
by toni xxxxx September 22, 2018
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broooo have u seen what that cambridge girl is wearing, its sooo whackyyyyyy cuz, might have to cop some”
by gaymeanshappy September 22, 2018
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