Clapping my Waffles 

Making such moves with your pelvic bone, that produce the audio effect of clapping, but with use of regio glutaea (ass cheeks). Usually performed by mentally impaired people or young children.

Yo, Timmy, how was it today at school?

Shut your beak, freak, i'm clapping my waffles for fame on TikTok

OMG, just stop ffs, get a girlfriend or somehing.

Clapping my Waffles by Boolder January 20, 2020