When you are supposed to be listening to some one but you zone them out and just say words (like okay or right) to make them feel like you are listening to the irrelevant things they are saying.
Josh: dude, the other night...
Bill: yeah
Josh: it was so crazy
Bill: mhmm
Josh: wtf, did you just girlfriended me.
Bill: bro, no way.
Josh: what did I just say?
Bill: uhh....
He hasnt married her, so shes a girlfriend. She lives with him, and pays rent,. so, shes a renter with benefits. a girlfrienter.
wait? you arent married? but she lives with you? and she pays rent?? but you guys are also doin it? but you have no intentions of marrying her? but you arent going to kick her out cause you like to collect the rent? and sometimes the sex isnt so bad either huh.. so shes a girlfrienter?
What a guy calls his unofficial girlfriend. It is derived from comparing the situation to an engagement, which is much like an unofficial marriage. In this case, the two people are not officially boyfriend/girlfriend, but they both know they will be in the near future, much like how the fiance and fiancee know that they will soon become husband/wife.
Girlfriendervention (noun) : A girlfriend intervention. To interfere with the formation or continuation of your girlfriend's participation in a relationship with you, or to arrest the romantic girlfriendship of a friend that has been determined to be detrimental to some or all of the parties involved. (Verb: Girlfriendervene)