look up any word, like cleveland steamer:
 
1.
A friend who you are really close to (like a bestfriend), but leaves the occasional hickie. You cannot call this person your "sister" or "brother" because it would be weird.
Person 1: Are those to dating?
Person 2: No, they're #BadassBestfriends .
by CountryBoy95 June 23, 2011