unbraking

/ʌnˈbreɪkɪŋ/
verb
  1. Present participle of unbrake: the act of releasing a brake.
    • The instructor demonstrated the proper technique for unbraking the machine.
    • Unbraking too quickly on a hill can cause the car to roll backward.
    • He was unbraking the bicycle when he noticed the chain was loose.
Synonyms