Release and re-engage the clutch of a vehicle twice when changing gear.
〈英〉（汽车换挡时）使离合器两次分离
he was too short to see over the bonnet and double-declutch at the same time
Example sentencesExamples
When he got over the initial shock, the customer he was visiting in Newcastle helped prop him up on cushions in the car and he somehow managed to drive home, double-declutching because he couldn't move his legs properly.
‘She was a friend of my wife's mother,’ he says, ‘and taught me to double-declutch, which was really necessary because my first car, the one I learnt to drive in, was an NSU Prinz with no synchromesh between first and second.’
Ever after that I double declutched every standard car I ever owned believing to this day that it was better for the transmission.