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The act of mistaking an article written by the satirical newspaper "The Onion" for a genuine article. Usually demonstrating a persons lack of critical thinking skills.
Chinese government run newspaper was onioned in 2002, when they reported that "Congress Threatens To Leave D.C. Unless New Capitol Is Built".
by Brilliant mind October 28, 2010
Really high and/or drunk. Feeling like you've lost your mind. Derived from "pickled" as in "my brain is in a pickle".

Pickled onions - onioned, get the drift?
Rudeboi: "Yo, man what did you get up to last night?"

Stoner: "Got completely onioned, mate"

Rudeboi: "Cool story, bro"
by millz22 July 08, 2013
To have a random comment(s) left on your Facebook profile in the night by a drunken friend(s).
Look at my Facebook page, I've been Onioned!
by Uncle Kurn May 11, 2011