Cuk 

A person who’s aware that the person they’re dating is fucking another person and does nothing/ can’t do anything about it

Josh is a fucking cuk bro, his girlfriend is doing shit with Nate but he’s so afraid about ending his relationship he doesn’t say shit

Cuk by Local anonymous weab June 4, 2018

CUK 

Group of MPs paid far more than their actual worth to make highly ironic statements about the democracy they regularly take a massive dump on

That Chuka is a right CUK

CUK by Sparks30303 March 29, 2019

cuk 

a bitch, a whore, a slut that lies to her b/f's about everything; i.e. Stormie

Jake: Dude look, its Stormie.
Aric: I fuckin hate that cuk
Ryan: HA HA.......cuk

cuk by Aric June 15, 2004

Cuk 

An unexplainable word that can mean many different things such as cock or a dirty skank.

Go suck a Cuk

Cuk by Sethery T. September 14, 2017

cuk 

1)a word that meshes both words: cum and fuck

2)the act of fucking cum
(yeah, fucking cum is possible.. try it.)

1) Chris says: I totally cum fucked that giraffe
Kayla says: You mean you cukked it?!

2) D00D! Maggie just cukked!! Pass it on, she's such a pro cukker!

cuk by Cukking Cukkers that Cuk often October 18, 2008

Cuk 

To have gay sex with a stranger. (A mix of the word fuck and cock.)

hey,i dare you to go cuk that other guy!

Cuk by h.t. September 18, 2005

cuk 

someone who "swallows the wrong way"

That cuk didn't know what she was doing.

cuk by ghost December 7, 2004