an elderly ladies crotch that is so old and unkept that it is probably festered with roaches.
On her 90th birthday she realized that she had a roach crotch.
by claire December 4, 2003
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A person that has sex with a large number of persons. i.e. sex addict, finding any hole to hide in.
"John is such a crotch roach. He will fuck anything."

by Blue Lagoon Under Shining Moon January 25, 2009
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