Directly after having anal sex with your buddy's little sister, you stuff your cock in her mouth.....thus creating a rusty pole.
"Dude, I gave your sister a rusty pole last night...the best part was she liked it"
by MC Killbot 5000 October 09, 2005
1 more definition
After performing anal sex, The Male's penis is encased with his partner's feces.
The fudge packer packed his spouse's fudge, and when he was done he had a rusty pole.
by I <3 rusty poles May 04, 2005