Top definition
A phrase describing an overweight girl's arms that are so large that the fat hangs over the elbows creating a defined line between the forearm an the tricep. The result is that the arm looks like that of a GI Joe figure.
That girl needs to go to the gym. She's got GI Joe arms.
by The ForReal Deal April 07, 2006
Get the mug
Get a GI Joe arms mug for your mate Riley.