The online nickname for American Idol 3 winner Fantasia Barrino, mainly because she is a piece of ghetto trash, looks like a man and sucks at singing.

See also: 'Mantasia Burrito'

Damn, I heard Mantasia is singing on the AI results show tonight. Just a warning in advance.

mantasia by Neleh's Goodies May 15, 2008

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mantasmagorical

Amazing, majestic; anything that will pretty much burn your eyes if you look at it too long because its so awesome. Everyone strives to be classified as mantasmagorical. People who are mantasmagorical are basically the president of everything.

Customer: "Wow, I love that shirt... it's so mantasmagorical!"

Sales Lady: "So, you're buying one in every color then."

mantasmagorical by rahquill June 14, 2011

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Fake Mangasim

A Fake Mangasim is when a man can't ejaculate after a timely session of deep penetration whilst intoxicated.

‘I was going for gold after getting back from a night on the tiles, could I hell ejaculate so I fake mangasimed. I took her from behind grunted and spat on her back’

Fake Mangasim by Urban Cowboy Smith April 29, 2011

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mantasize

To fantasize about a man

Kate: Why do you keep looking at that guy?

Ashley: Oh I can just mantasize us making out!

mantasize by SnuffCJ December 8, 2010

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