Big arm 

A strong throwing arm, especially in American football.

Dang, Mahomes got a big arm. He just threw it 60 yards!

Big arm by Marchex Dave November 17, 2019

Big arm test

A big arm test is a visual check of the diameter of a girls arms to determine if she will blow up in the future. If a girl has large arms but a small body while young, chances are she will become fat in the long haul.

person 1 - "damn, look at that girl on the beach, i'd marry her!"

person 2 -"nah dude, she fails the big arm test, shes gonna blow up like a blimp"

Big arm test by Team Este June 13, 2010

big baby arm 

a large terd, also known as a piece of poop.

Just leave a big baby arm across the desk. then finger paint. "welcome to the best seat in the house. Bitch"

big baby arm by dragondragon111 June 22, 2011

big arms

Arms that are not small, that show intricate veinage, that can lift heavy people.

"People with big arms can lift people large AND small."

big arms by Able Apples August 20, 2006

Uniquely Big Arms

James claims to have uniquely big arms whilst he simps to women

“I have uniquely big arms” said james

Uniquely Big Arms by Volkswagen ™ November 15, 2020

Big Guy Army 

Hell. The Big Guy Army is literally hell. Everyone hates the people in the Big Guy Army.

That place is a Big Guy Army

Big Guy Army by IAmTheDanger,Skyler March 13, 2022