have someone by the balls(redirected from have by the balls)
have (someone) by the balls
vulgar slang To gain complete control or dominance over someone; to have someone at one's mercy. With all that evidence against you, I'd say the police have you by the balls. Sometimes, I think Mark's wife has him by the balls.
have someone by the balls
Have someone at one's mercy, as in You have to pay up-they've got you by the balls. The balls here allude to the male genitals. [ Vulgar slang; early 1900s]