Used as a response to a surprise, usually used while spectatingsomeone else playing a video game or when there is the defeat of an opponent, often added with the wordnoob.
(Jim goes left into a room facing a door)
(In a split second, Fred busts the door open without the consent of Jim!)
(Jim's quick reflexes call for a beautiful headshot on Fred's gay ass character)
wtf meaning "what the fuck" an extreme lack of understanding something that just happened to the person making the statment.
pwned meaning Owned being bested without any chance of retaliation.
wtfpwned meaning the person does not understand how they where bested without having a chance for retaliation.