What is Fat Arm?
1.
To cruise down the street in your car with the window rolled down with you arm hanging out the window making your muscles look bigger than they actually are.
Let's go fat arm it down mendo.
See
2.
A lesbian rower who is known to sleep with someones boy friend...also can be called ant farm or dykleznowkbi or horse face bird nose
Rachel is a fat arm.
See
Random Words:
1.
A wacky person, or one who does odd things, usually a high or very high person, most times a tweaker on a 3 to 4 day run without sleep...
