What is the meaning of Turn_up?

To show up; to appear suddenly or unexpectedly.

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

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

To reposition by rotating, flipping, etc. upwards.

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

To party hard, especially when involving alcohol or drugs.

Alternative spelling of turn-up

Source: wiktionary.org