A really shady character, not one you would want to meet in a dark alleyway
Did you see that guy back there? He was really sketchy.
by notafanofsketchypeople November 17, 2004
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1. Sketchy (adj.) Weird, Strange, Shady, Creepy

2. Sketch (n.) Person who is Sketchy

3. Sketch (v.) To creep someone out

4. Sketch (v.) To Leave without notice, Ditch
1. That guy selling watches over there is Sketchy

2. He's a total Sketch

3. Public restrooms Sketch me out

4. Where did she Sketch off to?
by That1Chick:) June 14, 2011
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Adj- Shady; what the situation becomes when someone has taken too much speed Speed; unsafe; unreliable; not trustworthy

Noun-Sketchball- A person who has taken too much Extacy who cannot make safe decisions and is no longer reliable or trustworthy; A shady character
New York alleys at night are so sketchy.

There is no way in hell I'm going to give my new Mercades to that sketchball.

The wooden rollercoaster at the theme park in Colorado was really sketchy.
by lastchance1291 March 25, 2006
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Almost bailing a trick, but landing it in a bizarre, abstract fashion. Generally used in skateboarding or rolling.
by Sonus December 12, 2003
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1. Adj. - Describes a person that has taken too much Speed and has become untrustworthy and unpredictable.

2. Also used to describe a place or action that is worrisome or unconfortable.
1. I am not letting that Sketchy-ass Sketcher borrow my car. He's a Fuckin' Speed Freak.

2. 6th Street is pretty sketchy at night.
by Tony B. March 20, 2003
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An adjective used to describe anything questionable or foreign in relation to one's comfort zone. Commonly used by teenagers in a-town to describe other people they find shady. Not to be confused with sketch, the form of the word used by many teens in McLean.
The dark alley was most sketchy.
by lorlila March 22, 2005
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Acting in a manner that is erratic, unpredictable, or untrustworthy; accompanied by paranoia, nervousness, and fidgeting - usually associated with meth users.
"Jeez, that guy was sketchy. I bet he hasn't slept in days"
by Ryjin June 19, 2005
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