Top Definition
An extremly verile character whose sexual prowess is second to none. Usually possesses a brontosaurus-like phallus which is used to spread his seed. Commonly known as a Mr. Brown.
"Oh you are quite the Phallusaurus Sex. You sexual prowess in invigorating. You should plant your seed in my loins. We shall spawn."
by Chad Davis May 08, 2006
7 Words related to Phallusaurus Sex

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