A2to (cause to) change the direction in which you are facing or moving: Turn right at the traffic lights.The path twists and turns for the next half mile.We have to turn down/into/up the next road on the right.Plants tend to turn towards the source of light.She turned to face him.He turned round and waved to us.He turned on his heel(= turned quickly to face the opposite direction) and left the room.The person on my left turned to me and whispered "Not another speech!"His wife tried to speak to him, but he turned his back (on her)/turned away (from her) (= moved himself round and away from her to show his anger).At about three o'clock, the tide started to turn (= the sea started to come closer to or move away from the beach).He turned his head to me to listen.I'll just turn the car round and go back the way we've come.We watched until the car had turned (= gone round) the corner.The army turned their guns on(= pointed them at and started to shoot at) the protesters.She can turn (= perform) a somersault.Changing direction