When a womans on her period and shes getting fucked vaginally, then she gets fucked in the ass therefore creating a rusty sock.
Randy came over for Christmas dinner and was bragging about how he gave a Lot Lizard a rusty sock
by Baby sock December 19, 2013
Get the rusty sock neck gaiter and mug.
A strip of the large intestines, usually worn as a knee high sock.
1. "I want to violate your rusty poop sock! <3"
2. "I'm going to rip out your rusty poop sock, you fucker!"
by Gee-Off April 04, 2008
Get a rusty poop sock mug for your Facebook friend Riley.