1. A man who throws a football, baseball, or anything else like a girl.
Guy #1: Man, John you throw like a fucking bitch.
Guy #2: Yeah. Hes got a fucking girl arm!
by M2million December 8, 2006
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Fat girl with red spots on the skin above her elbow.
by Dizzle February 26, 2004
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an elder named arm girl who has an instagram account dedicated to joe alwyns arms. she has two cats and both of them hate her, she also has an acquaintance named emma who she loves but doesnโ€™t show it
arm girl: i love emma๐Ÿฅบ๐Ÿฅบ๐Ÿฅบโค๏ธโค๏ธโค๏ธ๐Ÿ˜๐Ÿ˜๐Ÿ˜โ˜บ๏ธโ˜บ๏ธโ˜บ๏ธ๐Ÿคช๐Ÿคช๐Ÿคช๐Ÿฅฐ๐Ÿฅฐ๐Ÿฅฐ๐Ÿคฉ๐Ÿคฉ๐Ÿคฉ๐Ÿ˜˜๐Ÿ˜˜๐Ÿ˜˜๐Ÿ˜๐Ÿ˜๐Ÿ˜๐Ÿ˜Š๐Ÿ˜Š๐Ÿ˜Š๐Ÿ˜‹๐Ÿ˜‹๐Ÿ˜‹
by taylorswiftswife July 1, 2021
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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 Susan
"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!"
by BobbyBill$ November 30, 2004
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