Noun. 1. The person who causes someone to become cuckold through the act of having sex with his wife. 2. A wife that cheats on her husband. See also "Mothercucker" (a man who sleeps with a married woman who has given birth to children.)
Use: You lousy cucker! You just slept with my wife! I'm half a man now!
A noun coming from the verb cuck. It is nicer than calling a person cunt, but more intense than calling a person a fucker.
Noun- Dude stop being and cucker and get the ball from the street.
Verb- Get these mother cucking snakes off this mother cucking plane.