When a girl is giving a guy head (or guy going down on a girl) and the guy guides the girl's head up and down his dick by sticking his pointer and middle fingers in her nose like a bowling ball. This is in reference to "the dude" from The Big Lebowski. Afterwords, the girl cooks the guy pancakes.
Sally was sucking dick at sucking dick so I took control and gave her a duder. Then that bitch made me some pancakes.
by Bobby Budnick July 26, 2011
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A male, a dude, particularly a dude whos name is unknown, according to Shawn.
Shawn: Look at that duder...he thinks he is cool in that ricer...
Ben: Yeah, ricers suck...look at that chick in the pick-em-up truck!
by knechel May 22, 2006
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Deleting someone from your friends circle in a social network.
That girl was a flake so I Duder'ed her.
by josepy July 7, 2010
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Hey, hand me the duder.

Where's the duder?

JFK's involvement in the Bay of Pigs eventually caused the ultimate destruction of the duder.
by Sextus January 8, 2004
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To order or request to undertake a particular activity or work; summon

Alt. Definition; To express scorn or derision by or as if by placing the thumb on the nose and wiggling the fingers.
1. Duder? Duuuuuuuuuuder? Duder!!!

2. Duder...That dude just gave you the duder...duder.
by The Snainmaster May 21, 2004
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A male who enjoys engaging in common douchbaggery. Traits include fagotry, ruining most social occasions, and referring to beers as "brewskies".
"Did you see those fucking duders playing cornhole? Go fetch papa his 9."
by ousurge November 25, 2006
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