A person whose intelligence is impaired either permanently or temporarily. The latter condition is most often associated with unexpectedly encountering other road traffic whilst sitting in the driving seat of a motor vehicle. See also halfwit moron cretin imbecile boy racer idiot muppet teenager
"No of course I'm not upset that you pulled out of a side road right in front of me, thereby endangering myself and my entire family. Think nothing of it, Prune Brain!"
by Robo283 April 26, 2008

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.

×