A Cuntjob is someone that's fails at anything they try. Can mostly refer to assholes that pull dumbass or childish pranks. The female equivalent of Jerk-Off, but mostly refers to guys as they are the ones that do the moststupid shit. Can also refer to a way of getting a chick off.
He was such a fucking cuntjob that no one ever wanted to friends with his douchenozzling ass again.
Hideous, deformed breasts, generally possessing acne and unkempt matted hair with unnaturally large areola's resembling that of personal pan pizzas with shoe string excretions.