operator Hear it!

operator definition

op·era·tor (äpə rāt′ər)

noun

  1. a person who operates; specif.,
    1. a person who effects something; agent
    2. ☆ a person whose work is operating a machine; specif., a person who operates a telephone switchboard a telephone operator
    3. ☆ a person engaged in financial, commercial, or industrial operations; owner or manager of a mine, railroad, factory, etc.
  2. Slang a clever, persuasive person who generally manages to achieve his or her ends
  3. Math. any symbol or term conventionally indicating that a certain process, substitution, etc. is to be carried out

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