Pump a Grump

To Pump a Grump, is to take a massive shit.

I ate 12 tacos, and that night i had to pump a grump.

Pump a Grump by Nick Wolff June 18, 2006

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pump a grumper

to take a huge hard dump

damn im never gonna hti a mexican buffet liek that again, i had to pump a grumper really bad ten minutes later

pump a grumper by collinD May 30, 2006

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Related Words

Pump a Grump • pump a grumper • pump a dump • pump a chunky into the mote • Pump a deuce • PUMP A DUCE • pump a durry • pump a load • pump a monkey • pump a pack