Blue Duck 

The blue duck is a deity that belongs to the cult religion Anatadaeism. The Blue Duck cannot be seen, heard, or felt, but he follows any follower of the religion around, he is omnipotent. His prophet, Andrew, cannot see, hear or fell him, but the evangelists of the religion believe they can hear the Blue Ducks calls, and chant to him.

Kat is a follower of the blue duck

Blue Duck by BLUEDUCKMAN! November 29, 2010

derranged duck 

a person who is unstable on a bike going 1mph even whilst having stabilisers falls off the bike and crashes into a parked white van

Rupinder nandra of Hayes

derranged duck by joe December 15, 2003

Sitting Duck 

A sex position in which the woman is sitting on a dildo or a erected penis.

My girlfriend loves Sitting Duck.

Sitting Duck by SittingDuck June 29, 2009

Mud duck

A female from your boyfriends past who is still hovering around.... like she's stuck in the mud...

Damn!!!! Why is your ex still around babe?? She's such a mud duck...

Mud duck by cook'ems August 17, 2016

Triple duck 

Verb: sexual act where a person inserts all of a man's genitals into their mouth at the same time, and when attempting to speak, sounds like a duck.

Kate can triple duck?!? Pure talent.

Triple duck by yinzer84 August 25, 2016

fuck the duck's head until it's exploded 

干爆鸭头

Suppose you are in a Chinese restaurant.
"Which dish do you prefer?"
"fuck the duck's head until it's exploded."

fuck the duck's head until it's exploded by Mr. ssb July 17, 2020

Donald Duck 

The sound that stems from flatulence in the shower as the water runs in between your butt cheeks.

Jill: Why the hell does this shower smell like the inside of your colon?
Jack: Donald Duck says Hello.

Donald Duck by K-rokBABY December 13, 2009