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.

Rusty Cup by Ball Jeziorski January 6, 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."

Rusty Cup by Brainiac January 8, 2005

rusty cupcake

While having anal sex the "pitcher" fills the "catcher's" rectum with urine. The "pitcher" then pulls out creating a mushy brown mixture that rises out of the "catchers" ass.

I gave the girl i met at the bar last night a rusty cupcake. She wasnt too happy.

rusty cupcake by christbait September 17, 2008

rusty cupcake

While having anal sex the "giver" fills the "catcher's" rectum with urine and semen. The "giver" then pulls out creating a mushy brown mixture that rises out of the "catchers" ass.

I gave the girl i met at the bar last night a rusty cupcake. She wasnt too happy.

rusty cupcake by christbait September 17, 2008