Our team is a lock to win the title.
The dog's jaws locked on its prey.
Locked in jail.
To lock arms.
Locked gears, locked brakes.
A throttle locked in the idle position.
The distributor has a lock on most of the market.
Locked the dog in for the night; locked the criminal up in a cell.
Close and lock a drawer.
Locked the house.
Locked the enemy fighter in the gun sights.
The ship was locked in the ice through the winter. She felt that she had become locked into a binding agreement.
Locked arms and walked away.
The two dogs were locked in combat.
An example of a lock is a hole for a key on a doorknob.
An example of a lock is a mechanical device in the Panama Canal that uses gates to enclose changing water levels.
An example of to lock is to trap someone in a basement.
His promotion is a lock.
The door locks automatically when shut.
The mechanism tends to lock in cold weather.