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The unintentional or conspicuous exposure of a breast or part of a breast, typically from clothing that is too loose, low-cut, or otherwise revealing, is often used humorously or euphemistically.
Right now she is mortified because of an incident involving spontaneous mammary spillage.
by Type2GenomeManiac October 29, 2025
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Spontaneous Comblumpkin

Bursting into flames while getting sucked off and taking a shit at the same time.
"I'll be suing Joe for ruining my hairdo when he experienced spontaneous comblumpkin during our weekly meet-up in the gas station bathroom."
by squidge winkle April 18, 2019
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Spontaneous Turntuption

Last night, Mike and I were just having beer watching some TV, next thing I know theres 30 people in my apartment doing jäger bombs. It was a serious case of spontaneous turntuption
by Steve Brule April 2, 2015
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Spontaneous Combustion

When a male, typically going through adolescence, accidentally busts a nut for no reason.
Adam: Did you see what happened to Rick? We were in math and he accidentally cummed in his pants for no reason.
Dan: Shit bro, spontaneous combustion isn't it
by QueenOfRain April 16, 2019
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Spontaneously internally combusted

Whenever something randomly explodes because of a teamswitcher, buster the combuster, suicide ɓomɓer or a buster
OH MY STOP COMBUSTING IN MY FACE sorry I meant spontaneously internally combusted
by DOC. Chocc June 3, 2024
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(SSSS) a serious disease characterized by unpredictable synchronized shitting of two or more people within 10 meters of each other and subsequent synchronized prayer for forgiveness.
"Can you imagine if today was Thursday instead of Tuesday?"
"Honestly, if it were thursday, we would all contract spontaneous synchronized shitting sarcoma and have to change our pants"
by chessmasterflex January 20, 2010
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Spontaneous

This word isn’t funny, therefore it is undeserving of a funny definition.
Guy: Did you hear about the guy next door?
Guy 2: No! What happened?
Guy: His car spontaneously combusted! Haha!
Guy 2: That’s not funny Harold.
by Marco_Swirly November 16, 2020
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