user (n.)

  1. a person who makes use of a thing; someone who uses or employs something

  2. a person who uses something or someone selfishly or unethically

    [ Syn: exploiter ]

  3. a person who takes drugs

    [ Syn: drug user , substance abuser ]

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.