The act of raising somebody's hopes with an erroneous claim that makes the speaker look foolish. This claim is made with good intentions but is so faulty that it utterly fails to affect the general mood positively. In many cases the result of pumping somebody's grundle is negative.
Ex1:
LeRoy: Aw shit, that shorty over there, she's fine as hell. I'd hit that like a piñata on cinco de mayo!
Marcus: She's FUGLY homey, don't pump my grundle, she's just nasty...
LeRoy: Aw shit, that shorty over there, she's fine as hell. I'd hit that like a piñata on cinco de mayo!
Marcus: She's FUGLY homey, don't pump my grundle, she's just nasty...
by SxLaughter August 7, 2010

after a male sweats profuesly after having sex, the female than licks the grundle sweat and pukes of the mans unit and than proceeds to give him head
the girl smells like a salty grundle licker, her mom eat the salty grundle licker, i loves the salty grundle licker
by higgins10bu July 12, 2007

by obvious000pseudonym November 19, 2023

by anonymous September 9, 2020

by SpankyBawl September 23, 2021

by Dillmann November 3, 2019

by curuskie December 11, 2009
