The truest definition of the misconception of friends with benefits, fuck buddies, etc. The reasoning behind the consequences is no matter what, the benefits are overshadowed by the consequences.
Keegan: This girl really wants to be my FWB.
BSD: Dude, if she was serious and grounded in reality she would refer to it as friends with consequences, not benefits...
When a girl treats a guy as a gay best friend instead of like a man: taking him shopping, talking about feelings, and doing other totally gay things with no intentions of dating him.
"Why is Mike goingshopping with her today?"
"Dude, he is so gay best friendzoned"
when you friend someone on facebook whom you've recently met, i.e. a coworker or classmate, and all their friends decide to friend you, even if you have never met them/have no idea who they are.
John: I friended that new kid Chris from our Economics class on FB, and now all his friends from his old school are friending me.
Justin: Yeah, they're pulling the 'fbriends of fbriends' card.