1 definition by Matt Pelton

Top Definition
A situation in which a girl who used to be ugly before puberty becomes hot, but still, in her own mind, she thinks she is ugly.
Often referred to as U.D.S.
"Krista seriously can't take a compliment can she?"
"That's because she has Ugly Duckling Syndrome."
by Matt Pelton April 01, 2007

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.