2 definitions by SouthernGrip69

Top Definition
Having sex with the dead, flaming fetus of your unborn sibling while underwater.
Nick is so into necropyrofetalincestualsubaquatic coitus.
by SouthernGrip69 May 23, 2010
An acronym (Mutual Manual Coitus) that refers to the act of two people (m/f, f/f, m/m, etc.) simultaneously masturbating each other.
You down for some MMC tonight?
by SouthernGrip69 May 23, 2010

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