an expression of immediate dismission. Usage is aimed at perplexing the current speaker and interrupting their train of thought in an attempt to cease the conversation at hand.
Speaker 1: "I was talking to my boss the other day about the latest executive summary reports and..."
Speaker 2: "Ninibaba!!"
Speaker 1: "huh?"
Speaker 1: "Now what was I just saying?"
Speaker 2: " I don't know, I forgot. I gotta go."
by iv April 15, 2005
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