A gesture made with the hands to signify what gang and set youre from. gang signs can get you killed if you do them in the wrong part of town.
some little wanksta came up in herre throwin up the rollin 60s gang sign and we blasted his lil ass.
by Angelacia May 24, 2007
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When an author promices to sign a very large amount of pre-ordered books in an ever decreasing amount of time.
Symptoms include bad fashion sense, increase puff levels, RSI, and stunted youtube videos. Sypmtoms fade once book is released and signing - the cause - also stops.
2011 John Green's promise to sign all copies of pre-ordered 'TFIOS' (The Fault In Our Stars). Now he has Signing Madness.
by Shortcut888 October 19, 2011
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When you put your middle finger up to somebody behind an opaque object (predominantly a door), releasing anger but not getting into trouble. Usually used by young teens, aimed at parents.
"My mom was being so annoying... so i sly signed her through the door when i left the room."

"No way dude!"
by Landoddage May 27, 2009
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A term to describe the act of leaving an area, or agreeing with a project.
Contributor "Loxi" is permanently signing off from the Urban Dictionary today so she can concentrate on delivering her special brand of humor to the unsuspecting spouse, kids, and people in the neighborhood - and to allow other dictionary contributors to have their say.

Long may Urban Dictionary reign!
by Loxi July 23, 2009
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Zodiac Signs are some made up bullshit that gives people excuses for acting out. It is like a religion for people that are to lazy for religion.
Bella: what is your zodiac sign?
Collin: Aquarius?
Bella:fucking loser, Aquarius’s suck at everything just because you were born in February.
by I’mAFuckingAquarius March 22, 2021
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The guy who twirls the sign on Wilder Rd.

Very few people know who the elusive sign guy really is but he is becoming an internet celebrity via facebook.
Sign Guy is epic. I hear he is an excellent sign twirler.
by Joshua Mc Gowan April 08, 2010
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