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1.(noun) a person so incredibly stupid and arrogant that you become tongue tied trying to articulate just how distasteful and foolish you find them.
2 Some one who always acts reckless or stupid while drunk, or high.
You are such a stupid f*cking Nimboo! I can't believe what you just did!
Joe is such a Nimboo, if he was any dumber he'd forget to breathe.
"Did you hear what Bob did?" "No what did he do now?" "He tried to drive though a creek and his truck sunk" "What a Nimboo!"
by witch doctor 82 December 02, 2013
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