Reference to a disgusting females vagina that smells like she bathes in garbage.
That nasty bitch Sam got a Trash Gash
by JarethRevien April 17, 2022
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Fred: I'm going for home on Wilma after the game tonight.

Barney: Don't do it bro. She's got the gash trash.
by Connie Lingquist November 4, 2010
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