Projecting the image of taking charge of your life after obvious public blunders in offensive measures that others view as boisterous ranting and unnecessary ego stroking.
Harley realized that his career and family life was on the downslide and instead of owning up to his sloppy drunken staggering in front of his coworkers, he began Sheening on everyone...loudly explaining to everyone how important he was to the survival of the company and how they all owed him for their success.
by Exmortal March 10, 2011
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1) Going 24-hours without doing a single thing right. The opposite of Reaganing, which is going 24-hours without making a single mistake.

2) Screwing up in the most spectacular way possible. Complete and utter self-destruction.

Named for Charlie Sheen, who has done both very publicly.
Dude, you were totally Sheening.
by UAllRedENo March 1, 2011
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High,Stoned,Drunk,or just out of your mind
Dude I was totally Sheening last night!
by Houcky March 6, 2011
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A keeper and a sweetheart. Basically, the most amazing guy you'll ever meet.
-Look there! That's Sheen. I'm dating him.
-Oh! you lucky girl.
by Pikupie December 28, 2015
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One who complains about mostly everything. Someone that gets easily annoyed or frustrated if something in life goes wrong.
Ever since she had to stay indoors for social distancing measures, Sophia couldn't stop sheening about it.

She couldn't help but sheen about having to take online classes.
by natbaby April 10, 2020
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to speak or act with complete disregard to your peers; to not care; also known as "Charlie Sheen swag"
by Reggied10 March 1, 2011
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(Adjective)to be sheen is to be cool, hip, happening, clean cut, stylish, stellar, excellent. A word most recently used in londons west end to describe someones social status or describing a comment, situation, person place or thing
That new restaurant on Old Compton street is so sheen!

I can't believe John treated us all to dinner that is so sheen.

That's a sheen pair of shoes you have there.
by drewbygp June 1, 2009
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