A nice big popin butt that is round only Black and Hispanic girls have maybe some boys. But not common for white girls to have.
by Deeznuts3277 August 15, 2016

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

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

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

Another term for explosive diarrhea. The term is used when you can feel the dump-to-be churning or bubbling inside.
::running to the bathroom with hand over butthole::
Todd: Adam, what's up?
Adam: Enchiladas, they gave me a wicked case of the bubble-butts!
Todd: Adam, what's up?
Adam: Enchiladas, they gave me a wicked case of the bubble-butts!
by Machadorati July 4, 2007

The name of the little submarine in Markiplier's video, SOMA Part 3. Possibly also something disgusting
He's my little bubble butt biscuit *grutural noises* I don't know what a bubble butt biscuit is but I'm not sure I want to know.
by JFox December 7, 2015

Damn, Mackenzie, Kayla, Allie, and Tessa like to show off there bubble butts. What a nice bubble butt bananza.
by Peachez Man January 17, 2011
