1 definition by robineau

Top Definition
A Robert Pattinson-inspired orgasm. Originated by taking the term "unicorn", which is used in the popular Twilight-based fanfic "Wide Awake" to mean orgasm, combined with Rob's name.
Oh, don't be horny bb; go home and have a Robicorn and everything will be better.
by robineau January 09, 2009

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