Noun. An acronym for Yet Another Annoying iPhone User. Coined during lunch at Tres Hermanas restaurant in Sacramento, CA on Tuesday, October 14, 2008.
We know your new phone is cool. Yes we know about all the nifty applications it has. Please put it away now and stop being a YAAPU.
by Nsten October 14, 2008
4 Words related to YAAPU

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