boombossity 

buttocks, bottom, derriere

I'll spank your boombossity!

boombossity by Howard Cook June 22, 2005

Boobosity 

The ability for a person to make their boobs awesome.

"You have an amazing capacity for boobosity."

Boobosity by Calvin_xc1 January 15, 2015

bumbossity

a female with a hairy warty bum cheese hemorroid infested stink (bum) hole and/or dumpy lumpy wrinklie cellulite ass cheeks.

as i was doing your mom from behind, i cought a glimpse and a wiff of her bumbossity in the pale moon light.

bumbossity by TK Nooka June 21, 2006