When you fuck a girl so hard, she ends up walking like a crab the next morning.
Girl 1: He fked me so hard, I got crabs this morning!
A person looking or acting very suspicious. Often referring to druggies.
"Whats that crab doing in the park in the middle of the night".
"Theres some crab outside near your car"
Someone is being moody for no valid reason
Why is Sara being rude today?
I don’t know she’s being such a crab.
A ran through bitch that might have an std
“If you gon fuck, hit with a rubber cus that hoe crab”
A cunt that runs around and bitches to everyone.
Cunt
Running
Around
Bitching
Dan: "John you can be a crab sometimes!"
John: "How?"
Dan: "I seen you all day yesterday being a crab to joe and billy."
Blood gang members call Crip gang members Crabs due to the color of the blood of the horseshoe crab being brilliant blue.