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Crabitat can describe any habitat suitable for any species of crab (decapod crustaceans).
Low tide exposes lots of good crabitat, yo.
by SeaStar17 August 02, 2011
1. A man or woman's crotch; colloquially used to refer to a person's genital area.

2. A man or woman's lice- or "crab"-infested junk.
"I invaded Britney's crabitat last night, and now I'm itching like a mofo."
by akhalde October 15, 2007