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.
by RyaN February 19, 2003

<scammer> hey kid alt-f4 gives free Robux
<LITTERAL6YEAROLD> OK, I TRY IT NOW
<LITTERAL6YEAROLD> *disconnects*
<scammer> MUAHAHAHAHAHA he left
<LITTERAL6YEAROLD> OK, I TRY IT NOW
<LITTERAL6YEAROLD> *disconnects*
<scammer> MUAHAHAHAHAHA he left
by CHICKENNUGGETEATDEEZNUTZ April 13, 2022

by ChickNugem July 19, 2020

by I have Diarrhea November 8, 2019

Used to prank friends who have no clue how to use windows and have used a MacBook their entire life.
by COCACOLAESPUNA May 23, 2023

gun that killed the dinasours; can go through a stampede of elephants with ease; more powerfull than anything; made of a special aloy; burly; not intended for actual usage.
look at that semi truck pull that f4..it can't, oh my god its an f4, f4 "vs" the world= end of the world,
by mike March 4, 2005

Newbie: "Do you guys know any cheats?"
Expert: "Yes, just press Alt + F4!"
*Newbie presses Alt + F4*
*Expert laughs*
Expert: "Yes, just press Alt + F4!"
*Newbie presses Alt + F4*
*Expert laughs*
by ALEXtheEMO August 21, 2009
