awkward side smile.
the a.s.s. is formed when one side of your mouth smiles while the other half remains unmoved. often used when trying to scare people away, because of its extremely awkward appearence. no matter how attractive you are, if used correctly the a.s.s. will transform you into an unworldly awkward specimen.
dude1: "hey man, can i see your a.s.s.?
dude1: "i only meant your awkward side smile. if we're going to this party, you'll need it to avoid talking to ugly ass chicks."
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