Top Definition
People who stop people when they need a wank. Basically there just shit and they hate sex. Damn them Hornsterminators. Sometimes, however, the come in useful if people are too horny and shag everything in sight. Then they stab them. If people get 'sterminated, it refers to this.
Oh my gawd did you hear! Scott got attacked by the hornsterminators because he glued his hands to his penis!

I got 'sterminated because i shooted one off onto me mam again :(
by Emily Parker :) October 07, 2007
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