jerk off
(vulgar) To masturbate by manually stimulating one's own penis.
(vulgar) To manually stimulate someone else's penis; to give a hand job.
(vulgar) To do nothing; to waste time.
(vulgar) To deceive.
(dated) (off)
(an obnoxious person)
(US) An act of masturbation.
(film) A stunt in which the performer is suddenly pulled off a horse, etc. by means of a cable.