Top Definition
N, A nickname given to any person named Amanda. A MoonDoo must be sassy, sweet, smart and funny. There are no physical requirements set to become a MoonDoo. Sexual orientation, race and religion do not limit the powers or obligations that come with the title of MoonDoo. All potential MoonDoos must be given the nickname by a close friend and they can not nominate themselves into MoonDooship. To be a MoonDoo, one MUST MUST MUST have a big heart.
"How's it going MoonDoo?"

"...and then MoonDoo told her to forcibly insert the lifeline exercise into her anus!"
by Amanda, the first MoonDoo April 04, 2007

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