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A funnier alternative to words referring to the female anatomy. Takes the place of words like vagina, cunt, box, fun zone, etc.

Can also be used to describe someone who is in a bad, bitchy mood.
Shannon had a bad day and is being a real cockfurnace right now.

Christy had too much to drink and is ready to make good use of her cockfurnace.
by CMC8290 October 21, 2010
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