gorilla dance 

The action of flexing one's breast to make them bounce.

"Can you do the gorilla dance?"
"Yeah bro, watch this!"

gorilla dance by TheLastRelic May 24, 2018

gorilla dancing 

something very hip.
that dance you do when you sway your arms like a gorilla because you're saige. it's a world wide dance style, everyone loves it!

saige.
sometimes the gorilla dancing is seen live at sunset room.

gorilla dancing by gorrilladancer111 February 22, 2011