1 definition by Snoop Wappywapp
Bastardization of the phrase "What happened?", which is its self a retarded way of asking a person to repeat themselves when their statement wasn't heard or understood.
Guy 1: What time is it?
Guy 2: Wappin?
Guy 1: Nevermind, stfu.
by Snoop Wappywapp Feb 2, 2009 add a video