Describing somebody as having pubic hair on their head that has crabs in it, said/meant as a joke, and is mostly said in a ridiculous tone, that usually sounds somewhat Liverpudlian (please take no offense from this).
1. That guy's a crab head!
2. Ye' crab head
3. <Name>'s a crab
by DatSyrup March 25, 2014
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The quick foxy bullsquid jumped over the lazy headcrab's host.
by Tiki Man September 9, 2003
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a comical way of saying head lice. the opposite of (but still very similar to) pubic lice.
Hey, thanks for letting me borrow your hat. There's only a small problem, though:
you gave me head crabs, ass-fuck!
by Cilantro November 2, 2008
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