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3 definitions by Corpania

 
1.
Someone who thinks he is smart but is actually very stupid. A "know-it-none" as opposed to a "know-it-all". In particular, people who assume their success in one area entitles them to respect in another. (etymology: a portmanteau of the words "asinine" and the name of the bona fide genius "Albert Einstein" - coined by former Jeopardy! writer Ryan Hopak.)
"Glenn Beck spews so much bullshit he's the ultimate asininestein.", "The character Cliff Clavin on the sitcom Cheers was an asininestein."
by Corpania October 07, 2009
 
2.
One of the multitude of modern-day, thirty-somethings who act and feel immature relative to their "grown-up" parents at comparable milestones in life. (originally coined by comedian Matt Price; co-star of TNT's "Men of a Certain Age" )
Despite being 32 and having a kid with his longtime girlfriend, the fact that Joe was playing X-Box in his parents' living room and debating going back to grad school made him feel like a "Little Adult".
by Corpania July 24, 2012
 
3.
An idiot who thinks he is smart. A fool who attempts to teach. In particular, people who assume their success in one area entitles them to respect in another. (etymology: a portmanteau of the words "fraudulent" and "pedant")
"Rush Limbaugh spreads such misinformation he's either a disingenuous, Machiavellian genius or a simple fraudant." , "I can't decide who's a bigger fraudant; Glenn Beck or Donald Trump."
by Corpania October 07, 2009