arm butt

The crease where the arm meets the chest- a place where I want the fat to go away.

If you don't have an arm butt, you are lucky.

by Why am I fat July 23, 2017

Arm butter

Butter applied to the arms for the purpose of making your arms (typically very muscular and venous) shine, shine, shine.

That arm butter really accentuates your sweet ripped biceps.

by g-Reg Rodgers February 16, 2018