look up any word, like dirty sanchez:
 
8.
Making your drug-induced psychosis as painfully public and humiliating as possible while thinking you are showing how cool and clever you are.
Man, George Bush was such a Sheen!

I was sheening for a bit in the 90's but now I'm cool
by Sheenburger March 09, 2011
 
9.
Slang for cocaine as inspired by Charlie Sheen's coke binges.
Yo man we goin out tonight?
F*CK YA! I just picked up some sheen!

Yo bro wipe your nose, you've got sheen on ya.

Hey boss you feelin ok?
HELL YA! I've been blowin lines of sheen all night!
by awo March 07, 2011
 
10.
Measurement: a briefcase full, normally used with drugs(esp. cocaine)
Friend 1: "Hey dude, wanna go do a Sheen of coke?"
Friend 2: "Are you crazy? That'll kill you... Only Charlie can handle a Sheen"
Charlie Sheen: "That's just how I roll..."
by Insect Overlord March 07, 2011
 
11.
to rant incoherently; to puff oneself up with outrageous claims as to one's abilities and assets; to spiral into a hallucinogenic haze of addiction-fueled denial; to do any of the preceding in the public eye
I thought Miss X was the one celebrity could handle fame, but it looks like she's really pulling a Sheen.
by sarhar68 March 02, 2011
 
12.
to go utterly bat shit unexplainably, epicly, usually in front of a large audience

to do something over the top crazy as Charlie Sheen would do
Dude, I had to dump her, she started sheening just because I slept with her sister
by this_guy_ March 02, 2011
 
13.
Synonymous with HAM...to go hard like a total fucking rock star. Mainly white people go Sheen.
Hey dude did you book our hotel reservations?" "Yeah man! I got a suite so we can go Sheen up in the there
by Ocholo March 02, 2011
 
14.
An overly sassy person. To be sheen means to express your views in a strong-minded, sassy way.
"Wow, she is such a sheen queen. "
"Stop being so sheen!"
"I am so not sheen!"
by SheenQueen December 26, 2009