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1.
A blend of Yu-Gi-Oh! and Pokemon. This word is used to describe any collectible card game
Hey Jim, you wanna play a game of yugimons?
by TheOriginalBoman May 25, 2008
 
2.
A hip, groovy, far-out, rectangular Chinapanese card game/slash enslaving innocent animals in tiny containers/feasting upon the souls of the damned.
Yugimon, gotta catch 'em all. (singing bit)
by SlangMonkey February 24, 2004