three fingered salute is another name for CTRL+ALT+DELETE.

CTRL+ALT+DELETE does...

Windows 3.11 = blue screen prompt to restart.
Windows 9x = Applications-only version of Task Manager.
Windows 2000 = Lock PC screen
Windows XP Home = Task Manager.
Windows XP Pro = Lock PC screen
Windows Vista and 7 = Menu to log off, switch user, lock computer, turn off and Task Manager
Sam: Why this computer with Windows 7 will not unfreeze?
Robert: Try the three fingered salute.
by Rob215 June 21, 2010
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To extend only the middle finger as a gesture of hatred or anger.

Also known as the rude finger.
Why did you hit tim?

He gave me the one fingered salute.
by me no wait Jesus November 13, 2007
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Pressing Control-Alt-Delete on a computer keyboard to boot, reboot, or clear a program on the computer.
My computer stalled, so I have to give it the three-finger salute.
by pentozali January 29, 2009
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The act of making a "V" shape with your index and middle fingers, while placing them in front of your mouth with your tongue sticking out. When doing this, you must also make a grunting noise. This is used to imitate spreading a girl's vaginal lips and performing oral sex on her.
I really wanted Vanessa to know I wanted to hook up with her, so I gave her a two finger salute to show my intentions.
by dr. bj March 6, 2007
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The act of signing off your work computer at the end of a work day by pressing control+alt+delete
Jesse- it's 4:59pm... Let's get the hell out of here!

Maria- I'm still working in this spreadsheet. Nahhh fuck it, im giving this computer the 3 finger salute.. Time to bounce!

"Still working on this spreadsheet. Nah, fuck it, Ima 3 finger salute this shit!"
by LetThatSinkIn February 17, 2015
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The act of making a |,|, shape by holding up your index and ring fingers simultaneously and then using that to literally salute somebody.
"Old Man Macarthur is coming!"
"Quick, give him the two finger salute!"
by the letter d October 27, 2007
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