Top Definition
A preppy person who is overly optimistic and generally annoying to be around.

Taken from the song "Walking on Sunshine" by Katrina And The Waves.
Hanna Montana is such a sunshine walker.
by McLardfat June 08, 2009
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.

×