Birdplane

Part Bird, Part Plane, all awesome.

What's that feathery thing with engines under the wings?
It's a birdplane!

Birdplane by Professor Hubert J Farnsworth June 28, 2010

biplane 

A synonym for the double popped collar. This is when an individual wears two polo shirts, each with their collar folded up. These polo shirts are typically pastel coloured, although harsher colours are sometimes worn.

Wearing the biplane is a sufficient condition for being a douchebag.

yo call me orville wright cause i've been flying biplanes all night

biplane by tim-tdog March 24, 2009

birthday cake biplane 

One is said to be "riding the birthday cake biplane" when he or she is extremely high on cannabis.

Steve, are you riding the birthday cake biplane again?

birthday cake biplane by yagotbutts December 14, 2011

riding the biplane 

to be on the fence about one's sexuality.

Is Rick gay?" "No, he says he is straight...but we think he is." "Oh, he must be riding the biplane.

riding the biplane by The Stewardess September 11, 2010

Birdplay 

Stimulation of the male genitalia (i.e. the bird). Implies either sex or foreplay.

She invited me in after our first date but I didn't get any birdplay.

Birdplay by simulacrum April 9, 2009

Alaskan Biplane 

When two very hairy men with small penises put both penises in a large condom together and have regular sex

Two men, One women, One large condom, and balls touching is all that is need for a Alaskan Biplane

Alaskan Biplane by The Last Stand 27 March 4, 2012

birdleneck 

a turtleneck decked out with images of birds, these rare spectacles can usually be found in your grandma's closet or at your local goodwill

Dan : "What the hell is that girl over there wearing? Is that a turtleneck with birds on it?"
Rick : "That's a birdleneck and shes hot af. I wonder whats underneath that sexy neckline."b

birdleneck by tr@$h!e January 20, 2016