unbolt

verb

Etymology: Etymology tree English un- English bolt English unbolt From un- + bolt.

1. To unlock by undoing the bolts of.

   “Then, sweet my lord, I’ll call mine uncle down; He shall unbolt the gates.”

   “Diesel engines roar, trailer trucks rumble over the streets and an air wrench screams as a worker at the tire repair shop on the corner unbolts a wheel from a sanitation truck.”