this is when your little brother lucas goes to the bathroom at three a.m after eating nachos all night long and poops so hard he could clog seven toilets and a cat. this usually results in sending him off to an orphanage or area 51 while the rest of the world tries to clean up the nuke that just went off in that bathroom
by bitchy ghastly whore January 24, 2023

A disease mostly affecting people from tropic and sub tropics environments, RMBD is contracted when one of these people attempt spending a winter in the Rockies, and then end up staying indoors for 5 months. Symptoms include, but are not limited to, an increase in waist size, and a much larger gluteus maximus, pale pasty skin, and a smell of poor hygiene.
by BAM2018 October 6, 2020

by iloveboobies <3 November 6, 2021

That man is a le-butt
by Boiboi69 on ur mom January 19, 2025

When you and someone else have shared the same toilet, therfore you have touched butts and you now have to call eachother butt buddy
by little_kid_lover1 April 14, 2020

When you take two large Juno hot dogs at a Red Sox game wrap completely in cotton candy then stick all the way in a girls asshole, make sure you have at least one person covered head to toe in cream cheese watching you.
by Bostonbuttcream69 March 11, 2023

Butt puff (v): when two people strip down naked, put there butts together and fart into the other persons butthole while cheeks are spread apart
by Greekdonniboi June 13, 2022
