by kingofstone August 26, 2012
A person whose rear end is spherical, and protrudes upwards and outwards out of all proportion to the rest of them.
Tony was mesmerised by her bubblebutt.
by FlightyR August 10, 2006
Alison King is a complete cow sometimes but fuck she has a sweet ass. Good with the bad - gotta love a Goblin Bubblebutt.
by CasualPete January 01, 2012
by boofloof March 11, 2019