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2.
The art of getting as drunk as humanly possible so that your ability to speak, interact and co-ordinate suddenly escape you.

Once Clunked, a person will often only be able to smile in an abnormal way, place hands in one's pockets, fall over continuously and become excessively offensive.
What's up with Luke? I think he's clunked again? Oh Jesus!
by drg2011aaa June 19, 2011
 
1.
Verb - The process of checking in and immediately checking out a document saved in the Desksite document management system - so as to ensure collegues can access your latest contributions.
"Hey, I just clunked that document, so you can rip it to pieces and create more work for me now."
by sleepless221 February 04, 2010
 
3.
The past tense version of Clank
Yo i just clunked danielle!
by Mr. Booty August 15, 2007