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
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