Definitions

1. noun

A person or thing that checks or supervises something, especially to prevent dishonesty or wrongdoing.

“The company hired a watchdog to monitor their financial transactions.”

2. noun

A breed of dog that is used for guarding or patrolling.

“The family had a watchdog that would bark at any strangers approaching their house.”

3. verb

To supervise or monitor something closely, especially to prevent dishonesty or wrongdoing.

“The accountant was tasked with watching the company’s finances to prevent any embezzlement.”