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A sexual act in which the male partner of a relationship attaches a strap-on dildo to his head (resembling a horn.) The male then grunts and charges arcoss the room full blast into the female's rectum. Thus penetrating the anus and potentially causing serve anal bleeding.
"Damn my ass hasn't stopped hurting since my boyfriend gave me that red rhino."
by Level 9 May 18, 2006
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