The force of physics enacted upon ones arm after fist pumping for an extended period of time that causes one to continue fist pumping for a long period of time after. Can last anywhere from hours to days depending on the severity of the fist pump.
Artur: Why are you still fist pumping, its been days since that party ended.
Joe: Can't bro, I've got fist pump momentum.
Joe: Can't bro, I've got fist pump momentum.
by JoeBroFoSho September 19, 2011

Buffalo Pump: getting fisted buy a guy with really large hands so it feels like you just had sex with a buffalo.
by Sweet Beaver March 5, 2025

by SamuelleDeChamplaine November 30, 2023

Listen ANAL ALAN oh wait this JEWISH HOMOSEXUAL COPROPHILE PEDOPHILE is a PUSH PEDOPHILE as to be truthful ALAN I WALDMAN your EGO IS HUGE I MEAN the MANDATORY FAG PUMP as take that PLASTIC BOTTLE and use this MANDATORY FAG PUMP to match your EGO as make that FAGDOMEN EXPAND and hurt like they did this to BABIES , LITTLE GIRLS AND LITTLE BOYS in those PEDOPHILE COLONIES who were too young to even have an EGO.
Hey ANAL ALAN good news as that MANDATORY FAG PUMP will rellay make you a nice big MANDATORY SHITEATER MEAL for bon appetite and you can also make a MANDATORY SHIT SANDWICH.
Hey ANAL ALAN good news as that MANDATORY FAG PUMP will rellay make you a nice big MANDATORY SHITEATER MEAL for bon appetite and you can also make a MANDATORY SHIT SANDWICH.
by DISTRAUGHT June 1, 2022

A common misconception is that this refers to a quick shag. In actuality, one engages in a Pump & Dump when he cranks his hog whilst laying a log.
by Captaindownloadboner February 15, 2025

A huge pump shotgun that I will fire up your ass if you steal
my weed.
Used similarly to "popping a cap up your ass".
ie. shooting a gun up someone´s rectal passage.
my weed.
Used similarly to "popping a cap up your ass".
ie. shooting a gun up someone´s rectal passage.
by LikeDAtAssSHit October 3, 2019
