Made up by a stupid friggin brummy bint. A pussy with it's own ecosystem.
That bitch had one smelly assed crab sandwich, it was crawling with fleas.
by lloyd April 28, 2004
2 more definitions
A Vagina with its own ecosystem. Infested with crabs.
"Dude i bet our gym teacher has a crab sandwich"
by Derek61718 May 14, 2006
A crab sandwich which is a bad decision, made in error by someone thinking it was initially the right thing to do or something that would be nice.
Going home with that girl last night turned out to be a crab sandwich
by Gardz86 June 06, 2011