Noun - the slang name commonly given to Facebook upon the discovery that over half of the users are now age 35+
Oh my god, I saw that picture of your new orthotic shoes on your Fossilbook profile!
by Russ68 June 16, 2011
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.×