When someone is so dumb they think they are smart. In turn all you hear when they speak is yap yap yap
Hey bill you dumb sweaty fuck did you spend your whole check at pf changs again..... yap yap yap
by cupsofsoup March 5, 2018
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Yap-yap-yap means to talk with your friend(s) until told/asked to by an annoyed person of the yapping
Teacher: "You girls over there better stop that yap yap yap before I come over there and make you!"
by MichSkigSib December 23, 2016
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