A bubble-butt is a cute young guy, with round firm boy-buns and a tight pink asshole that other dudes like to rim and fuck.
by USAF Cadet September 29, 2021

by yeetskeetnigger69 June 8, 2019

by Leslie748159263 October 23, 2005

by volleyballviolist109 February 27, 2015

The fine Round and big bubble shaped kind of Booty, A girl who got curves and a big ass Rack has a bubble butt ,It's gotta b the opposite of that uggly Flat ass a bubble butt is also perfect for Twerking Niggas like myself love them bubble butts
Nicki Minaj has a ''bubble butt''
by T-wing November 26, 2013

by CloBear29 March 5, 2011

BOB: Stacy ur big fat juicy bubble butt is so sexy
Stacy: yes it is baby squish it really hard
BOB: ohhh ur a big slag
Stacy: I know oaah SQUISH IT HARDER BABY
Stacy: yes it is baby squish it really hard
BOB: ohhh ur a big slag
Stacy: I know oaah SQUISH IT HARDER BABY
by Mecca pacca November 9, 2019
