Noun. 1) Any person who uses another person against their will for purposes of sexual self-gratification. 2) Dysfunctional sex criminal, rapist. 3) Obscene phone caller, exhibitionist, or person who rubs themself against others on a bus.
4) Colloquial: Impotent, angry man, object of intense derision.
Fox News Bill O'Reilly the Harrasturbator