Alt + F4

Keyboard command to exit out whatever it is you are in.

Press Alt + F4 right now to close out Urban Dictionary.

by flclimax1 February 07, 2008

Alt + F4

The best way to save any important document

Just try it. Alt + F4

by kohlmanfrack April 20, 2010

Alt + F4

shortcut key for nearly all Windows Operating Systems to Close the active window or application.
Also used as an insulting tool by the 1337 or l33t people to have a bad/angry gamers, aka noob, to trick them to quit the game.

friend: dude, how do I quit this?
me: hold 'Alt' and press the 'F4' key at the top of the keyboard.

also
l33t: to fix the lag, hold Alt and press F4
<random noobs log out>
l33t: sweet, less lag...works all the time.

by Edward Evil, CEO of Evil INC November 16, 2004

Alt + F4

Used in online games to 'pwn'/scam 'nobbies' due to the fact that this command closes your current open window.

l337: To duplicate money/items drop them on the ground and press alt+f4

Nub: OK!

(nub leaves game)

l337: haha, j00 got pwnt

by JimE Ray January 24, 2005

Alt + F4

if u want to achieve something in your life press that button

none

by Arnold the governator October 21, 2003

Alt + F4

Often used to discourage n00bs, this is often said while playing a game or talking in a chat room. Usually results in never seeing the n00b again.

n00b: I JUST WON A GAME!
Player: Press Alt + F4 please.
<n00b> has left the game.

by RyaN February 19, 2003

Alt + F4

Alt + F4 is used as a prank.

Newbie: "Do you guys know any cheats?"
Expert: "Yes, just press Alt + F4!"
*Newbie presses Alt + F4*
*Expert laughs*

by ALEXtheEMO August 21, 2009