What is Flailing Arms Girl?
1.
Informal title of the skinny bitch that won't shut up. Given the title Flailing Arms Girl becuase of the lateral swinging motion of her arms when she is ranting. Known for incredible stupidity and being excessively loud. See also
"Man, look at Flailing Arms Girl go, she's dumber than a bag of assholes!"
"Sometimes, hearing the thoughts of others is such a chore, and I'm like, GO AWAY TELEKINESIS!"