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When you shamelessly let one rip so violently those in your vicinity can feel the vibration.
Damn! That must have been at least a 5.8 dirty earthquake on the Shichter scale.
by The Tolkienator July 03, 2014
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Secret technique used to fuck bitches
"Hey you wanna do the dirty earthquake? " *Girl gets on top while guy shakes furiously under her like he's having a seizure*
by BigNutTsunami May 28, 2019
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