look up any word, like plopping:
 
5.
The way in which a person walks sideways, particularly in a nervous situation or when feelings of anxiety overcome the body.
Peter: Hey Greg WTF just happened back there?

Greg: I dunno dude, when ever I'm walking in public on my own, especially shopping malls i get nervous and just start crabbing down the isles.
by chitmunkey October 23, 2008
 
1.
When a man is urinatng in a public urinal on his own and he attempts to urinate an equal amount in each urinal by sidestepping like a crab while using hands to control urine distribution.
"I went into the urinals and there was no one there so I did a bit of crabbing"

"My attempt at crabbing was ruined by someone coming into the toilets and spotting me mid-act, they gave me a pretty dodgy look"
 
2.
The act of catching, or "fishing" for crabs.
Let's take your boat out and go crabbing this weekend.
by Andreth October 20, 2006
 
3.
A type of scratching that involves rapid cutting with the crossfader and takes months to master. DJ Qbertand the X-cuitoners' tracks are a good example of a crabbing.
DJ Qbert uses crabbing in alot of his mixes. Crabbing is a good way to win in a DJ battle.
by Eian Greene June 04, 2005
 
4.
To seek sexual activity in a locale or quarter of dubious sexual hygiene.
A: Where's Lukey tonight?
B: Gone out on the pull in South London.
A: What, crabbing?
B: Pretty much, yeah.
by NakedAdonis March 31, 2010
 
6.
A sexual act in which the 'crabber' has a penis in each hand and is simultaneously tugging them off and popping them into his/her mouth. Crabbing can also include a third penis performing penetrative sex, usually an act associated with a female 'crabber' rather then male.
I love having two cocks at once, crabbing is my favourite hobby
by navs20 July 06, 2011
 
7.
Similar to planking or owling, it is a form of public trolling in which one walks in a sideways manner with their arms extended and hands forming pincers.
Did you see Zoidberg crabbing last night on Futurama?
by crabbingmonkey November 10, 2011