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The most intense level of fucked up that a person can get; when a person is so savage that he/she goes beast mode on everything in sight.
-Did you see Josh last night? He punched the wall and was threatening everyone.

-Yeah, man. He was pretty riffed up.
by bigdaddyfrat6969 May 06, 2011
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Jun 25 Word of the Day
When someone thinks they are the main character of their life. Usually comes with a side of individuality complex, quirky style and a self centered point of view.
"I asked Jenny where the beer was and she said 'Just over the horizon, like my dreams.'"

"Yeah, that girl has a major case of Main Character Syndrome."
by CrazyandIknowit April 27, 2021
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2
A song that has been improved by making it sound heavier,ballsier, hard driven and louder.
This song is a bit lame, it needs to be Riffed up.
by bassnick September 25, 2006
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