The toilet paper shield that some people construct around the seat of a public toilet so that they don't contract any of the various forms of ass and sexual diseases that thrive on porcelain.
"When Brenda left the bathroom, we were puzzled as to why all the toilet paper was gone. She then explained to us that she had birds nested it, and suddenly everything made sense."
by sressler December 22, 2006
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A girls un-shaved vagina, puss, Furr Burger... it somewhat resembles a birds nest, minus a bird... unless you still wanna slip your bird in there...
Tell your sister to grow out her birds nest for me!
by Ralph bitch September 12, 2010
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when you go over to a toilet to take a dump,and you look in the toilet to find out that someone left a surprise for you in there....someone that used a whole roll of toilet paper and clogged up the shitter and then took a massive dump on top of that.Its floating on top of the water with a turd nestled inside.Mostly found at factory bathrooms,truckstops,fast food.
Man,I had to take a shit...but theres a nasty ass birds nest in the bathroom shitter,I think Ill wait.
by theoutlaw1978 February 14, 2013
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When you go to a public restroom and put a bunch of toilet paper in the toilet. A giant ball of toilet paper.

And shit on the toilet
Gives quite a funny noise, and is a pain for the janitor to clean it up.
Ryan: Dude, I just did a bird's nest haha

Justin: Haha your so funny
by soccerplayer March 16, 2010
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When a woman shaves everything but her butt hole, leaving a small ring of hair resembling a birds nest.
Linda had a beautifully shaved pussy but when I bent her over i saw she had a birds nest. I went limp.
by June 18, 2016
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While having rough sex the male tangles and tousles the woman's hair into a nest of sorts. When he is about to finish he pulls out and busts into her hair to give it the finished product hold, resembling a birds nest.
After Erin complained she ran out of hair gel Anthony fucked her and finished in her hair leaving her with a birds nest.
by Optimus P August 2, 2010
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when a girl is on the bottom during sex and the friction of her head being rubbed back and forth on the pillow causes the hair on the back of her head to tangle forming a large knot of hair that looks like a bird's nest
i was fucking this girl hard from on top and she got a huge birds nest
by johncamacho May 4, 2010
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