Top Definition
An idiot or someone who does something stupid and random.

Something my friends made up...and it stuck.
"Oh my fucking God...you're such a fanny head!"
by HLou March 05, 2005
An adjective, can be used affectionately or as an insult.
Rose you fannyhead! love you!

piss off fannyhead, just cos i could hardly cum at your ugly mug.
by Embert April 24, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×