Top definition
A word that combines all fantastic, orgasmic and graphic. Something that you can't describe without going in to extreme/excessive amounts of detail. Somethings that its very experience is orgasmic.
Girl1: omfg that guy is so hot
Girl2: I know he's fantasmorgaphic

or

person1: so how's so-and-so in bed?
person2: the only way to describe them is theyyre fantasmorgaphic
by shyshykitty17 July 07, 2011
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