when a person says I'll call you tonight, but knows that they wont, the other person assumes knowing that, that person lies, says they are probably pump-faking.
by Jeff James Jr January 22, 2009

by Dr Rock June 11, 2006

After a workout muscles will temporarily increase in size in a phenomenon referred to as “Muscle Pump.”
A Pump Pic is a photo showcasing this. They are frequently in the form of “Glute Pump” pics, aka photos of Muscle Pump making someone’s glutes (butt) look bigger.
A Pump Pic is a photo showcasing this. They are frequently in the form of “Glute Pump” pics, aka photos of Muscle Pump making someone’s glutes (butt) look bigger.
Gf: Hey babe I’m going to the gym now I’ll talk to you later
Bf: Make sure to send me some Pump Pics 😍
Bf: Make sure to send me some Pump Pics 😍
by Max :P January 16, 2023

by punch bowl April 23, 2011

by Eaton Holgoode April 17, 2017

by Dembo34 July 1, 2008

Clenched fist withdrawn rapidly after a feat of accomplishment.
Spread widely in the U.S. in the 50's and 60's in the sport of Bowling.
Spread widely in the U.S. in the 50's and 60's in the sport of Bowling.
If a bowler could see that he was about to get a strike (knocking all 10 pins down at once) - he would clench his fist as if holding a string that was attached to the pins. As the pins scattered he would quickly pull his fist back, acting as though his imaginary string pull caused the pins to fall.
Eventually, the Fist Pump became the gesture used on any (particularly sporting) instance of accomplishment.
Eventually, the Fist Pump became the gesture used on any (particularly sporting) instance of accomplishment.
by Turi678 November 9, 2012
