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One who frequently uses other people's toilets or bathrooms as to not stink up their own.
Ben - "Hey guys, my toilet is clogged again, and when I called the plumber the line was busy so I was wondering if --"

John - "Not after what you did last time you toilet whore!"
by rsmith1724 September 13, 2009
A woman who often participates in intercourse within the confines of a bathroom stall. (Literal)

A derogatory term for woman that pisses you off, i.e., ex-girlfriends.
"Here comes another girl out of the men's room with white stains on her blouse, must be a toilet whore."

"Goddamn tenth-of-a-peso Mexican toilet-whore!"
by jimvanmeter May 09, 2006