intransitive verb
intransitive verb
1. : to take a downward course or direction
corners of his mouth began to turn down
2. : to be capable of being folded or doubled down
collar turns down
transitive verb
1. : to fold or double down
corner of the page has been turned down
2. : to turn upside down : invert
turn down the first card dealt
3. : to reduce in height or intensity by turning a valve or stopcock or control
turn down the lights
turn down the thermostat for the night
turn the radio down
4. : to refuse to accept : decline , reject
reasons … for turning down two such eligible suitors — Leon Edel
5. chiefly Britain : to liberate or release for stocking purposes
turn down foxes