chubbly bum

Chubbly bum means you have more fat cells than a normal person resulting in you having rolls of fat

Honey Your a chubbly bum

Lose some weight chubbly bum

chubbly bum by Cheers Boi June 10, 2019

chubby bumping 

When two guys ram each other head to head with their dicks!

When Roxanne was having a threesome, she had ducked while giving head to another guy and they were chubby bumping.

chubby bumping by German Boy March 10, 2008