Jargon for an erratic and extravagant gambler.
The first night in Las Vegas he was wildly tossing around bets like a dumper.
by Paul Kusinitz January 23, 2003
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Exhaust tip so huge you could fit your head in it. Purely there for wank value, does not actually add to the performance of the vehicle
Ha ha look at the dumper on that ricer.
by [LE] May 14, 2004
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A selfish prick who dumps their baggage onto other people especially when it’s not appropriate. A trauma dumper’s motive is often to gain sympathy or minimize other people’s traumas.
I made a Mother’s Day post and this trauma dumper commented, “imagine having a mom 😑”.
by exoliq March 07, 2021
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One who takes excessive shits while on the toilet.
That John, he's such a dumper; always overflowing the toilet with shit.
by The Asshatinator March 12, 2003
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The type of dump that makes your pants fit better and makes your legs quiver.
Last night when we got back from KFC I had a thumper dumper!
by Dr. Lipschitz August 26, 2010
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A reinforced toilet seat for fat/chunky people. Commonly found in trailer parks.
Damn, Aunt Bessie I didn't know you had a dumper-bumper!
by the dumper-bumper bandit February 25, 2009
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When two cars are parked close enough together that you can rest each a butt cheek on each bumper to take a shit.
Oh man! If i can't find a bathroom i'm going to have to pull a bumper dumper.
by Munchus Maximus December 04, 2013
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