turn on - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theyturn on
he/she/itturns on
present participleturning on
past tenseturned on
past participleturned on
  1. 2
    turn something on to make a deliberate effort to use a special quality that you have in order to achieve something

    He’ll have to turn on all his charm to persuade her.

  2. 3
    turn something on someone/something to direct something at someone or something

    The hoses were turned on the demonstrators.

     Synonyms and related words
  3. 4
    turn on something to be the issue, fact, or point that something depends on most
  4. 6
    turn on someone to suddenly attack someone violently

    Dan suddenly turned on her and yelled at her to be quiet.

  5. 7
    turn someone on to make someone feel sexually attracted or sexually excited

    He’s very nice, but he just doesn’t turn me on.

  6. 8
    turn someone on informal to make someone become interested in something
    turn someone on to something:

    That book really turned me on to astronomy.

    1. a.
      whatever turns you on informal used for saying that something that interests someone else does not interest you
See also main entry: turn