Definitions

1. noun

A person or thing that restrains or holds back something or someone.

“The court appointed a restrainer to prevent the violent offender from reoffending.”

2. verb

To hold back or prevent something or someone from doing something.

“The government restrained the protesters from marching on the capital.”

3. noun

A device or part that serves to restrain or hold back something, such as a brake or a shock absorber.

“The restrainer on the car’s wheel prevented it from spinning out of control.”