freewheel

1. (engineering, mechanics, of a gear) To continue spinning after disengagement.

2. (bicycling, of a cyclist) To ride a bicycle without pedalling, e.g. downhill.Examples: "On her elderly bicycle with the basketwork carrier on the handle-bars, Dorothy free-wheeled down the hill, doing mental arithmetic with three pounds nineteen and fourpence--her entire stock of money until next quarter-day."

3. (automotive, of a motorist) To operate a motor vehicle which is coasting without power, e.g. downhill.

4. (figuratively, by extension) To operate free from constraints.broadlyfiguratively