Rusty Cup

A term for a lady's private parts, more commonly used to describe lesbian activities.

See:carpet muncher

Lisa drinks from Amy's rusty cup.

by Ball Jeziorski January 06, 2005

Rusty Cup

A term used to describe a sports professional past his/her prime. Most commonly used in association with a washed-up baseball catcher or a previously successful golfer.

"He was such a good catcher, and now he's just an ol' rusty cup."

by Brainiac January 09, 2005