Top Definition
adj.: wacky and endearing; a happy and agreeable disposition accompanied by an unconventional sense of humor, an excitable temperment, and a penchant for theatrics. See also: capricious, earnest
I saw her wearing Rainbow Brite shoelaces and she was dancing around to her iPod - she was so zabacadoo!
by Cori J. November 12, 2006
7 Words related to zabacadoo

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