A action of pumping with your fist if something good happens.Or if you just want to pump.
Tiger woods has the best fist pump in all of sports.

or

Billy idol is the king of the fist pump
by joe November 2, 2003
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When two straight men bend over the pong table and their other straight friend comes over and rams his fists up their assholes using a quick athletic motion.
Hey Rob I really don't feel like going out tonight looking for girls, lets just stay in the dorm, i'll drink my margarita mix, you can dip, and alejandro will give us fist pumps.
by Byla November 5, 2009
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Amazing dance move that involves pumping ones fist to the beat of frat rock/80s/hair metal/etc. Often used late at night and in a drunken state.
The fratstar had an amazing fist pump.
by Blake Carter August 10, 2006
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a commonly used arm motion during times of extreme techno dance parties. often complimented by a strobe light.
by DOBBY g October 15, 2009
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It's when a group of heterosexual guys get together to watch the game sunday. Their favorite team wins and they all get so excited they start fist fucking each other.
Is it gay to fist pump after your team wins the Super Bowl?
by DJR1986 August 26, 2010
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A way to describe local clubheads in the northern part of NJ that come down south just for the summer to the beach. When you jam music or are driving with a bunch of clubheads-expect hook-ups, fist-pumping & to feel the base. Fist-pumpers pump their fist -duh NOT THEiR GASSS !
WELCOME TO NJ .
*on the way to a club or going down the shore passing a sign on the garden state parkway
Clubheads12345678910 begin fist-pumping & jamming to loud house music.*

by AngyBabi May 1, 2007
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a gesture that symbolizes a guy masturbating
Richard likes to go up to girls while doing the fist pumps.
by Zo, Joose, and Jeff March 21, 2003
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