Acronym which stands for "blown the fuck out." Generally used to refer to a sports team that loses to another by a large margin. Especially if the losing team was expected to win.
Suzie got BTFO by something trivial she didn't agree with and started screaming "Get this hate speech off this campus!" In the middle of a crowded auditorium
Ball the fuck out or balling the fuck out. Originally reserved for true ballers, the term is now abused by those in Ivy League institutions who can purchase goods from Porsches to over-priced wine.