Arm flap 

When the arm is hanging straight down and skin and fat from the bicep area drape down over the elbow and onto the forearm. Almost always seen on morbidly obese women but is not gender exclusive.

Look at all that extra skin draping down, she has a LOT of arm flap.

Arm flap by Darth Nick March 17, 2004

Arm Flap 

Excessive arm skin or arm fat that hangs down when arms are raised up

That fat torta is flapping her arms like a chicken so she can hit him with her arm flap

Arm Flap by iintentx66 July 1, 2017

Arm Flapping Fagget 

Someone who`s arms flap around like a bird while running or their arms flop around like noodles.

"What is that kid doing out there?"
"He cant help it, hes just an Arm Flapping Fagget. That`s how he was born"

Arm Flapping Fagget by Smithers john January 31, 2009

flappy arm 

An autistic person who is so retarded they flap their arms when being overstimulated.

"Why is that retard doing that weird shit with his arms?"
"It's cuz he's retarded as fuck so he's a flappy arm."
"Hey! fucking flappy arm what the fuck are you doing?!"
"I told you to stop cawing fwappy aum bwo!"

flappy arm by flappyarm.sponsor April 25, 2023