while having sex, during the inward thrust one extends both arms horizontally backwards. with the outwards thrust you flap in and make a bird noise.
"Yo dude I totally did the birdman on your mom last night"
by Chelm November 27, 2007

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a word for a guy that dates a slutty bitch that looks like a bird
Yo we got a new birdman in town
by foshizzleKG October 16, 2007

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A person who is unpleasant .
Fuck ! The bird man asked us to finish this pile of work BY TODAY , how can ?

Note:
How can = How is it possible ?
by layeredcake June 26, 2007

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the pretzel man, capable of holding steeze , local newschoolers hero

see tom wallisch
Birdman was riding through park city, and turned the park into an auntie annies.
by BP Lan June 09, 2007

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1.nickname of tonyhawk
2.rapper birdman father of lil wayne
3.someone who can smoke a lot of cocain
1.nice ollie birdman!
2.wut we doin gettin money wut we doin gettin money lyrics from birdman and lil wayne new hit gettin money
3.i cant believe dat he aint passed out yet!
by Hot Shot! October 23, 2006

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1) An urban legend: A man known for his ability to consume copius amounts of narcotics.
Birdman: "You think you can take me, you'll need a whole fucking army to take me!!!"
by King of the shunt August 05, 2006

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Someone who is always creeping in the back of a production (i.e., a music video, group, play, etc.) who isn't really involved or doing anything productive but still acts like he's the main show.
"For real, who is that guy with the weird face who's in all these music videos? I've seen him in the background of probably fifty-plus music videos of over a dozen artists but he's never doing anything, just standing there smoking weed and rubbing his hands together."

"Wow, sounds like a real Birdman."
by TheProphecy February 23, 2012

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