Ugly duckling 

When your rutty duck or ruddy duck has dried up and forms a hard shell of poop around your dick/balls.

Aw man. I like having a ruddy duck, but I forgot to wash it off last night, so I woke up with a ugly duckling this morning!

Ugly duckling by Jimmy Berserkeah November 10, 2007

Ugly duckling 

A person who is as ugly as Donald trump

Ugh that girl over there is such an ugly duckling!!!!!

Ugly duckling by Number 1 bataattaaaa April 24, 2018

ugly duckling 

that one guy who gets to hold the camera every time your friends want to take a picture

A: Dude could you take a picture
B: Sure *tries to take a selfie
A: No you can't be in it you ugly duckling
C: More like ugly fuckling

ugly duckling by graider September 13, 2018

Ugly duckling 

A fugly ass egghead who sucks unwiped booty cheeks and will remain forever bitchless.

Ugly Duckling is a synonym for maidenless

“Yo have you seen that fugly ass Joaquin dude”

“Yeah man he has no hoes”

Ugly duckling by coochiegucciluois July 17, 2022

ugly duckling syndrome 

Beautiful people who didn't get pretty until high school or later, and were nice because they were ugly. The niceness carries over through life.

She's got ugly ducking syndrome.

ugly duckling syndrome by andrea February 5, 2003

Ugly Duckling Syndrome 

(A.) When a person used to be a really ugly kid, but then later turned out to be really good-looking.

And usually, the total opposite can happen.

Ugly Duckling Syndrome by Glittery Goddess July 29, 2004

Ugly Duckling Syndrome 

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."

Ugly Duckling Syndrome by Matt Pelton April 7, 2007