user (n.) - a person who uses a friend or aquaintance
solely for the purposes of gaining a type of advantage;
whether it be:

1) when no one else is around, they need
someone (like you) to take them places

2) someone who doesn't include you in any activities that they have
with their friends, who you too, are friends with, yet
YOU would invite him or her in a heart beat

3) a person who completely ignores you when he or she
is with a group of people who may be cooler than you

4) a person who can call you ANYTIME and you would be there for them,
and yet if you try to call him or her, they will not pick up;
however, ONLY for using purposes he or she would pick up,
like if he or she needs a RIDE somewhere (yet they would pick up
their phone for any other person)

5) a person who constantly gives you excuses...when you know he or she is completely full of SHIT

and even after all this, this person still calls you their "friend"
Lianna was a user to Charlie because she felt, why not?
by Charlie D. September 2, 2005
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A person who is only nice when he needs something.
Joe is a total user. The guy is only nice when he needs something.
by Mr. Dillon Dollar Man December 25, 2012
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someone who toys with anothers emotions just to recive what they desire from that person
turned out cody was just a user
by Kagome_1274 July 28, 2006
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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 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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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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