1. someone who makes an attept at a sexual interraction to your girlfriend
2. someone who puts a girlfriend in a bag and runs off with her
2. someone who puts a girlfriend in a bag and runs off with her
"Bill you just kissed my girlfriend. you girlfriend stealer."
/
"hey come back here you girlfriend stealer"
/
"hey come back here you girlfriend stealer"
by Daniel K May 2, 2006
Get the Girlfriend Stealermug.