A person with horrendously lacking personal hygiene. Most crabmen, or crabbies, tend to have to long greasy hair, neckbeards, excessive amounts of fat and hubris. The best way to identify a crabman from a disgusting person is the noxious aroma surrounding said crabby, often having a radius of 3 meters or more.
Daaaaaaaaaaaaaaaaaaamn, son, look at that crabman over there! I can smell him from across the hallway!
by rofltiks December 12, 2009
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More commonly known as James or peng

OR

a man with crabs

OR

that guy off my name is earl
"Man I would LOVE crabman to pour whiskey in to my dry vagina!

" ew you had sex with amy, your a crabman now!"

" Hey crabman off my name is earl..."
by crustyG May 28, 2008
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Awesome stunt, where a good looking male walks with his arms tangled around his legs he such way that he looks like a crab.
OMG! I can't believe Mike is doing the Crabman again!
by Crabman Fan October 06, 2010
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a younger version of a crabman with heightened gynecomastia and grime but without the noxious odor.
"Who is that Junior Crabman freshman! Damn, he's fugly and look at those jugs!"
by rofltiks February 12, 2010
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When a man (or a woman) has a knee replacement surgery but instead gets the right knee in the left foot and has to spend the rest of their life with two opposing legs shuffling sideways and decided to learn the walts to forget about their misery.
Oh poor Frank, eversinse his knee replacement surgery all he does is the Crabman's walts
by Boredpanda777 July 15, 2020
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