A suprise attack which involves sneaking up upon an unsuspecting victim, grasping their genitals from behind and pulling them up and towards you as they are crushed.
"I bent over to pick up a toonie, and this bitch comes up behind me, grabs my nuts and gives me a dumptruck!"

by pubertylove July 19, 2006
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the act of shitting while positioned in such a way that the feces fall into the excreter's own mouth.
That dumptruck left him with a shit-eating grin on his face.
by Adrian S. March 15, 2006
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the act of shitting on your partner as a kind of pleasure
you should watch for the dumptruck, it makes you smell like ass
by eifsdtgn March 21, 2003
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ANOTHER WORD FOR ASS BUT ITS ALMOST LIKE A DONK
DDDAAAMMMMNNNN

WHAT???

SHE GOT A DAMN DUMPTRUCK IN THEM JEANS
by POLO92 June 28, 2009
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An ass that is thicc but wrinkly
Fuck boy: bro she thicc but her ass wrinkly as shit

Other fuck boy: idgaf, I would still smash that dumptruck
by Pebis cock December 31, 2020
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A girl who sabotages her boyfriend by intentionally getting pregnant with the attempts to lock him down with her forever, control his social life, spend all his money and sit around and do nothing all day in return
Since i've been dating this fucking Dumptruck my whole life has fallen apart; she told me she was on birth control but i should have double-bagged it anyways.
by LookCloser. December 10, 2008
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n.

1. A generic derogatory term for a race other than your own (from word users perspective).
2. A generic insult.

"Back of the bus dumptruck"

"Go back to your country, dumptruck"

"Listen to that damn dumptruck music"

"Sorry, no dumptrucks allowed"
by Jordan C March 22, 2006
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