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1) The act of swinging legs or arms profusely.

2) Any one who does something awful.
by Hack McHackerson December 08, 2013
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37
hacks are stupid douches who suck at everything they do and they think they do everything correct.
mrs. graham is the biggest hack on the planet.
by i hate mrs graham July 17, 2003
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buy the domain for your recipe site
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a cheap unofficail cab. (orgin unknown)
I am going to catch a hack out in front of the supermarket to the airport
by nicole January 31, 2005
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n.: An editted form of a computer file so that it functions in a different way.

v.: To perform this process.
"Check out this game hack I made!"

or

"I just hacked my computer and it runs like a race car now!"
by wouldntyouliketoknow June 20, 2004
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41
To hack someone in a car is to cut them off & step on it without apology.
That rat bastard just hacked me!

or just cry out: "Hack!" as you do it.
by lehigh valley girl April 06, 2004
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42
Hack seems to be used by survivalists, preppers, to denote a new trick, tip, or approach to a problem.
Here's a new hack on preserving rice or beans in old soda bottles--they'll last for ten years and be impervious to bugs and vermin. repurpose
by Survival For ALL March 18, 2015
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