Urban Dictionary: tweak

to be under the influence of methamphetamine.

"man i got all tweaked two days ago and i'm still awake"

by x September 02, 2003

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(n.) methamphetamine
(v.) the act of consuming methamphetamines

'Where might I find some tweak'
'He was totally tweaking'

by Kathy McGinty February 17, 2003

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To improve. To modify so it runs better, faster, and more efficiently.

Linux programmers seriously need to learn how to tweak their operating system so it doesn't eat up so much RAM.

by former penguin February 17, 2003

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to make a fine adjustment

he tweaked the radio dials, hoping to peak the signal into intelligibility

by Jake February 25, 2004

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To injure slightly, to sustain a slight injury to (some part of the body), usually while playing a sport.

"The pitcher tweaked his groin on a grounder back to the mound."

by RB Jr. July 18, 2006

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To be paranoid/twitchy
To be High

Man, you gotta stop being so tweaky.
Man I was tweaking last night.

by Stewie April 08, 2003

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1. to go beyond extension, or stretching. as in the truth, a snowboard grab, or a body part.

2. to freak out while you're on drugs. (Usually used in correlation with meth users).

Hey, so you kind of tweaked the story a bit, I don't appreciate that.

Did you see him tweak that sick-ass stale fish?

Dude, I can't skate today-- I tweaked my ankle yesterday falling down 3 flights of stairs.

That Guy is fucking tweaking out. Someone shoot him with a super soaker!

by rustyn! September 26, 2008

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