arm hinge

The inside of an arm on the other side of the elbow.

Do not grab the inside of my elbow, my arm hinge is very sensitive.

by TreaclyOwlet December 19, 2011

National Gender Arm day

5th of June one of your arms is a different gender

today is national gender arm day, is your arm a male or female?

by ameliaandethandale June 4, 2021

Suspicious Arm

When your arm is under the blanket, when it would quite obviously be more comfortable on top, implying touching of ones self inappropriately, or masturbation.

That's one "Suspicious Arm" you've got there Garfield, are you excessively masturbating to iCarly again?

by Somaliblox December 29, 2019