ttfo 

Tears Tears Fuck Off
Computer slang. Often used in Warcraft 3: the frozen throne.

Strictly it is two definitions in one: T_T (tears tears or crying fase) and Pls leave the game of pls shut up.

Used when somebody makes a mistake or something sad happens because some one is noobin'.
Example after a noob mistake:
"TTFO please leave"

ttfo by Davincy May 20, 2008