Engaging in physical exercise before attending an event.
Nick: Ayy ,party at the goat house tn!
Nate: Ight dude, lemme get in a pre-game pump before we go.
by GymBuddy November 16, 2016
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The act of masturbating before an intense moment.

Usually done as a ritual to pump up.
Yo dude, why are you late to the championship basketball game?! We start in five!

Dont worry man, i had my pre-game pump-out. im good to go!
by AKJOBE94 October 6, 2010
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