1 definition by BeLtBuCk0

1. someone that ain't acting right

2. something that ain't workin' right
Did you see her gettin' loud in the store and actin' all fuckywacky?

Damn, my Blackberry's actin' all fuckywacky- I can't log in to my Facebook account!
by BeLtBuCk0 February 11, 2010
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