When you're shelving some pingas at the club and you start munching your gums.
Cunt 1 - "Oi, you see that cunt over there? He's munchin' gums"
Cunt 2 -"Yeah he's Jaw Swinging isn't he aye"
by Gutsyou November 19, 2019
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When dat honey so damn fly yo jaw drop like a skrillex song.
When you first saw Kate Upton all that could describe you was jaw swinging.
by Fly Walrus March 18, 2014
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swing jaw - you have a swinging jaw from the effect of drugs
ie: 'you have swing jaw cos eh that magic you just took'
by taylorsteedman January 30, 2014
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