When your head connects with your desk. Often used in online chat as an expression of frustration or disappointment.
Person 1: Does anyone know the webmaster's email address?
Person 2: Wutz a wbemastr???
Person 1: ....the person who designed this website...
Person 2: o.
Person 2: Wutz a email adress??
Person 1: ..........
Person 1: *headdesk*
by Dotted Line July 14, 2005
Get the headdesk mug.
1. Unification of ones forehead with a computer desk as a means to vent frustration, often forceful.

2. An expression used in IM to express ones frustration.
1. Dammit! I hate you vista! Why doesn't this work! *headdesk*

2. 'I tried to log in 3 time, but the servers down *headdesk*'
by matthew szwec August 28, 2007
Get the headdesk mug.
1) The act of head butting a desk/keyboard in frustration when something on the computer freezes/takes forever to load up/generally buggers up.

2) Also done in response to a person making a stupid comment.

3) Can be done when a person sneezes and throws their heads forward onto the desk... it has been done before *whistles innocently*

Also realted to facepalm
1) Person A: I think I will go play Tetris!"
*begins to play game*
*Person A is 1 point away from beating their high score*
*computer crashes*
Person A: "WHAT!? NO! YOU CAN'T DO THIS TO ME! WHY!?" *headdesk*

2) Person B: "Oh My God. It's stopped raining!"
Person C: *headdesk* "It stopped raining 30 minutes ago you idiot!"

3) Person C: "I think I'm going to sneeze"
*Person C sneezes and throws head forward*
*head connects with desk*
Get the headdesk mug.
Slamming the forehead against the desk surface or keyboard repeatedly. Often followed by cursing at the monitor.
"Dammit, I give up!" *headdesk*
by FahrmBoy October 21, 2003
Get the headdesk mug.
the act of banging one's head on a desk repeatedly.
that was lame. *headdesk*
by e February 5, 2005
Get the headdesk mug.
when your head and a desk meet
ouch i just headdesked that desk
by dillmypeen March 14, 2006
Get the headdesk mug.
Verb: The action of passing out at the office.
Nick: Dude, that meeting was brutal...
Mark: Oh man, I know, I totally headdesked an hour into it.
Nick: yeah, the partner saw you, too. good thing he almost headdesked or you'd be busted.
by Inappropriate English Major September 22, 2008
Get the headdesk mug.