From the many cousins, friends, childhood buddies that attach themselves to professional athletes and entertainers and never quite reach independant adulthood. They live off the fame and money of their more famous counterparts. Derived from Male groupie
Many of the Indiana Pacers and Indianapolis Colts players are always accompanied to clubs and other funtions not with their girlfriends and wives, but with their LIVE-INS...
An unmarried couple who lives together in a sexual relationship.
Andrea: Where is Thelma?
Sandra: She eloped with her boyfriend
Andrea: So what are they planning to do?
Sandra: I guess they will be live-in for a while