2. Any one (possibly 2) individuals in a group of same or opposite sex 'friends' (EG: Girl in a mantourage) that seem to be the center of the groups' affections.
3. Any same sex partner who is participating in multiple, intimate relationships.
2. "Look at all of those guys fawning all over her - she's quite the Ass Rancher!"
3. "I dumped him after I found out he was such an Ass Rancher!"