Her ass is very round and "bubbly".
her ass is like a bubble butt. i wouldn't mind hittin' that.
by donkey puss February 5, 2008
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The wigglyiest butt u will have ever seen
BOB: oh stacy u have a fat juicy bubble butt

Stacy: squish it baby

BOB: ohhhhh u slag

Stacy: SLAP IT HARDER
by Mecca pacca November 9, 2019
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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.
person1: Dang she has a bubble butt.
by Deeznuts3277 August 15, 2016
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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.
Matt and several other cadets like to fuck my bubble-butt whenever they can!
by USAF Cadet September 30, 2021
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When you have a big ass. So when you have a nice ass, this is what people say to you.
by Leslie748159263 October 22, 2005
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Large butt that tends to stick out like a bubble.
Iggy Azalea and Nikki Minaj both have bubble butts.
by volleyballviolist109 February 28, 2015
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