A friend that tells everyone everything. You need to filter what you say to them, because they will undoubtedly tell everyone anything you say.
"so i heard you slept with dave.."
"WHAT? who told you that?"
"gina"
"that damn filter friend. i knew i shouldnt have told her!"
by sarakata September 4, 2007
Get the Filter Friend mug.
The process of using a friend to properly filter through tons of information normally found through google.
I had to use William as a friend filter, there was just too much information to go through.
by Ghost2human May 6, 2010
Get the Friend Filter mug.