turn down
verb- To refuse, decline, or deny. · He turned down all our offers of help.
- To reduce the power, etc. of something by means of a control, such as the volume, heat, or light. · Turn down the television so I can hear myself think.· When it starts to boil, turn down the heat to a simmer.
- To reposition by turning, flipping, etc. in a downward direction; to double or fold down. · Turn down the blankets to let them air out.
From the library
Fortunately, many urban planners are now taking practical steps to turn down the volume.
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