Definition of "turn up" in English

Verb

1. To show up; to appear suddenly or unexpectedly.

   • Is this your t-shirt that turned up in my drawer?
   • I don't like people turning up without an appointment.

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

   • I spent hours in the archives, but couldn't turn up anything on the alleged criminal.

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

   • Turn up the radio and sing along.

4. To reposition by rotating, flipping, etc., upwards.

   • He turned up his collar against the cold.

5. To belay or make fast (a line on a cleat or pin).

   • Turn up the main halyard.

6. To party hard, especially when involving alcohol or drugs.

   • We're going to turn up at the concert tonight.

7. To acquit.

Noun

1. Alternative spelling of turn-up.