When one eats tenth of molly, two hits of acid, and and 8th of mushrooms and does not shower for three days.
The dirty bird smelled so bad that a piece of dog shit would have smelled better.
by Cack bovice July 11, 2008
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The act of taking a can of worms (primarily ones bought at a fishing store) and seeds then consuming them until they are completely crushed inside of one's mouth. Then, with the crushed worms, you regurgitate the food into another person's mouth. Then
"My wife wanted to try having a threesome, so instead I gave her a Dirty Bird"
by butter-flies January 31, 2023
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A famous motorcycle shop owned by John Shope and located in Phoenix, AZ. Dirty Bird Concepts has won several awards including Chopped Bagger Best of Show, Buffalo Chip Supreme Sturgis Showdown (as seen on Biker Battleground) and won the title of Grand Champion Winner in the Baggers Invitational Bike Build-Off 2014, 2015 and 2016. To top it all off, in 2015 John received the greatest honor of all; he was inducted into the Sturgis Motorcycle Museum and Hall of Fame.
Where did you get your bike?

Dirty Bird
by 911c January 6, 2023
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When a male and female have anal intercourse and fecal matter is on the male's penis or comes out of her anus during intercourse
Bro, I was with Jenna the other night, and she dirty birded all over my dick.
by Da Nematode July 23, 2018
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A dirty bird is the word for a KFC in the state of Kentucky.
Person 1: Hey, wanna go to the dirty bird?
Person 2: Hell yeah I do!
by Czecho_Slovakia January 2, 2023
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the art of flailing your arms as if you had bird wings and screaming a loud "caakkaaaaawwwww" in conjunction with putting on your best stank face.

Also see Stank face
Chris: did you go to the Veterans of Foreign Waves show last night?

Alex: yeah dude! they dropped one track and everyone was doing the dirty bird
Ben: Are you guys talking about the 8,000 person dirty bird at the VFW show?
by #dirtybirdnation April 2, 2014
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Reaching around your ass and grabbing your balls while letting your dick (preferably hard), rest on your fist. To simulate the middle finger giving some one the bird.
"Dude I gave my boss the 'dirty bird', after he fired me for sleeping in one of his boring meetings."
by Same Welton May 14, 2021
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