Meaning

1. to slow down, decelerate (to go slower)
2. to slow down, decelerate (to slow something down)
3. to dismiss, fire (an employee)
4. to downshift, change lifestyle to a less stressful one
5. to free up
6. to exempt (free someone from a duty or obligation)
7. to release (e.g. a button, clutch)
8. to become available for someone to use
9. to resign (to quit a job)