To be wired on caffeine. Have a caffeine buzz.
After 3 Mocha Frappachinos from Starbucks, I was so caffeinated that I organized my sock drawer!
by Hackermom November 10, 2005
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The only drug it's socially acceptable to be completely addicted to.
"Don't do drugs, kids" said the teacher as she sipped on her extra-large coffee, consuming 200 mg of caffeine in the process.
by Trajork September 15, 2009
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An essential vitamin, without which one suffers from headaches, depression, sudden violent anger, sluggishness, muddled thinking, and crankiness.
I once went 10 months without vitamin C and only suffered a mild bout with scurvy and tooth loss...I went 24 hours without caffeine and that's why I'm doing life without parole.
by megnao flimpis July 17, 2003
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the only reason Americans make it to class or their jobs
Why didn't you go to work today?

I didn't drink caffeine
by jsgiv May 19, 2008
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(student is holding coffee in hand)
Random Person: you better watch out, they say caffeine is the gateway drug!
by SarahSANITY June 17, 2007
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The only drug that isn't controlled without an age limit, and is the norm to be addicted to. I've suffered from caffeineism...no fun.
Person 1: Did you get your caffeine this morning?
Person 2: Nah, I'll just be legit and get some cocktails instead.
by idolfreak002 May 17, 2011
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