The act of placing your vagina in ice water and jumping up and down, flapping your beef curtains like a penguin flaps its flippers, while making penguin noises.
"My mom went out to party one night, so I wanted to enlighten my friends by performing an Antarctican Wing Flap."
by ChocolateThunderClap December 02, 2012
The thick jiggly folds of excess "webbing" that form below one's armpits due either to advanced age or his having gained more than a few pounds.
Teenager: Gramma!! Haven't seen you in ages!! C'mere so I can give ya a big ole' squeeze!!
Old fogey: Okay, but take it easy with my wing-flaps!
Old fogey: Okay, but take it easy with my wing-flaps!
by QuacksO November 17, 2011