Top definition
The sound of a large cock falling out of your pantaloons
Her eyes widened when she heard the fwump of my cock after unzipping my pants.

My step-mommy couldn't believe her ears when I took off my towel and my cock fwumped out.
by go4ray September 15, 2020
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Sep 9 Word of the Day
the thing that you don’t have when you’re phones percentage is over 20
phone: why don’t you go to sleep tommy it’s 2 in the morning?
tommy:why don’t you die you dumbazz
by lik_frls_dis.me February 12, 2020
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2
The sound a forceful poo deposit causes when it makes contact with the water in a toilet.
I squatted down and then fwump! my ass was soaked after a tsunamic reverse flush.
by mrs_equator September 23, 2006
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3
when you attempt a fist bump, but your friend does a high five ending up in a half fist bump, half high five.
hey man what's up? "fwump!"
by JERALDtc May 20, 2013
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