Has the same definition as rofl but with spelled with a U just to be different. Most often used by IRC users and Counter-Strike players.
That's so funny! RUFL!
by John Kary October 15, 2003
The posh way of saying Rofl (Rolling on floor laughing), which changed to (Rolling upon floor laughing).
by ArmheadFlujab February 08, 2010
Epic rofl's
by Allan Impulse June 02, 2009
Tom: "Hey Ted, look at that rifle!"
Ted: "Shut the fuck up tom, that's a rufle, now put the ball gag back on"
Ted: "Shut the fuck up tom, that's a rufle, now put the ball gag back on"
by USRaider November 04, 2013