1 definition by Neil Tuuri

Top Definition
The sexual act of sex with the breasts in which the female lays down on her back while the male, facing her feet, proceeds to fuck her tits, rubbing his bum hole in the female's face. For extra pleasure, the woman's nose can be used to stimulate the man's anus.
If you perform the brown unicorn, you are a dick.
by Neil Tuuri October 25, 2006

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