Person who is nice to someone else to gain an advantage
SHe used him to get an A in the class.
by Bart March 24, 2004
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a person who lies to you that they are your friend when they really are just hanging out with you for their own benefit.
Person: I went out with this hot girl, she likes me a lot cause she says she wants to spend a lot of time with me!

Person2: thats nice, why don't you call her and talk to her?

Person: Oh no. she only said that she is doing the calling, and she only will call me when she's bored.

Person2: I think she's using you.

Person: No she's not!

(user)
by Mr. Zimpy November 23, 2009
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A gf who is obviously doing the dirty on you and when you question it she has the audcity to say you're paranoid or denies using by saying she feels cheated
Turns out the bitch was a user. Playing him good and proper.
by shat on! May 26, 2014
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The overusage of anything.
A corporation that contributes to the decay of a society by misleading the public for profit.
Theabuse of any substance in excess by a human being that leads to suffering or harm to themselves or others; incuding death.
Taking advantage of a privilege by a business or individual, that leads to extinction of a species of animal, a natural habitat, city or neighborhood or community.
The population of the rhinoceros is nearly extinct due to Userism of ivory.
by Micthree April 26, 2016
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As in the Tron films, a term to define a human interfacing in the Grid. Can be used as a general term or in a derogatory context.
Of course that guy doesn't know how to ride a light cycle in the arena! That guy is such a stupid user."
by triffin April 9, 2011
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n. The word computer professionals use when they mean "idiot."
You, good sir, are a fucking user.
by HellShade December 13, 2005
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A person that uses drugs. user
by L1$$4 November 18, 2011
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