wtfruoa means "wat the fuck are you on about?" can allso mean who the fuck are you on about? usally used on msn, can be used both as a question or as a exlamation. also see related to wtf.
did you sleep with him?
who?
that guy you hooked up with last night, you know the one with brown hair in that grey top?
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.