turn up

/T ER1 N AH1 P/
verb
  1. 1

    To show up; to appear suddenly or unexpectedly.

    โ€œI don't like people turning up without an appointment.โ€

  2. 2

    To cause to appear; to find by searching, etc.

    โ€œI spent hours in the archives, but couldn't turn up anything on the alleged criminal.โ€

  3. 3

    To increase the amount of something by means of a control, such as the volume, heat, or light.

    โ€œTurn up the radio and sing along.โ€

  4. 4

    To reposition by rotating, flipping, etc. upwards.

    โ€œHe turned up his collar against the cold.โ€

  5. 5

    To belay or make fast a line on a cleat or pin.

    โ€œTurn up the main halyard.โ€

  6. 6

    To party hard, especially when involving alcohol or drugs.

    โ€œWe're going to turn up at the concert tonight.โ€

Antonyms

noun
  1. 1

    Fabric turned up at the bottom of trousers to make them shorter.

    โ€œWhy does all this fluff acumulate in the turn-ups?โ€

  2. 2

    A fight or disturbance.

  3. 3

    The next card taken from the top of a pack of cards and displayed.

    โ€œI'll bet $10 that the next turn-up is an ace.โ€

  4. 4

    A stroke of good luck; something that appears unexpectedly; especially in turn up for the book.

Source: https://en.wiktionary.org/wiki/turn%20up, https://en.wiktionary.org/wiki/turn-up