watch dog ( synonym found)
Definition of watch dog:

°a guard dog.
°a person or organization that monitors and publicizes the behavior of others (individuals, corporations, governments) to discover undesirable activity.
°To perform a function analogous to a watchdog.
°To guard and warn.
Definition of watch dog:

°a guard dog.
°a person or organization that monitors and publicizes the behavior of others (individuals, corporations, governments) to discover undesirable activity.
°To perform a function analogous to a watchdog.
°To guard and warn.
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