turn sth up
phr. v.. B1 Intermediate Oxford
phr. v.. to increase the volume, heat, or power of a machine or device.
phr. v.. to increase the intensity, volume, or output of an appliance or system by adjusting its controls.
Can you turn the radio up? I love this song.
It was getting quite cold in the living room, so he decided to turn the heating up.
The lead guitarist turned his amplifier up so high that the rest of the band struggled to hear their own instruments during the soundcheck.
Usage
usually used with devices like radios, heaters, ovens, or lights.
Teaching tip
this is a separable phrasal verb; remind students that if they use a pronoun like 'it', it must go in the middle: 'turn it up'.
Pitfall
Turn up it.Turn it up.when the object is a pronoun, it must be placed between the verb and the particle.