• abbreviation of 'the fuck?'
• Team Fortress, a videogame (TF2 for it's currently popular sequel)
• abbreviation of transformation, usualy used by furries (like tf human -> wolf)
Guy: What grade did you get?
Nerd: An 'A' :)
Guy: Get tf off!
AKA. Transfer.
Very cool manouvre in Tony Hawk Games wich may look impossible.
Used to impress other people or for better flow.
It may look difficult, it's not.
Requires simple practice/stealing to perform it.