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1.
It's when someone annoyingly dials and/or texts your cell phone. They finger fuck their own cell phone to try and get you to answer their multiple phone calls or reply to their repeated texts.

Often referred to as "blowing my phone up"!
Lilly: This asshole got my number off my facebook wall and he is cellphoneafileing me!

Cassi: What do you mean?

Lilly: He's is a is finger fucking his phone to death more than a pedafile on a playground does!

Cassi: Hahaha i get it!
by Lilly Devilin January 07, 2012