Watchdog

Noun

 * 1) a guard dog
 * 2) a person or organization that monitors and publicizes the behavior of others (individuals, corporations, governments) to discover undesirable activity.

Verb

 * 1) To perform a function analogous to a watchdog.
 * 2) To guard and warn.

Thesaurus
Cerberus, Seeing Eye dog, bandog, bitch, bowwow, canine, cerberus, clanger, custos, dog, fancy dog, guard dog, guardian, guide dog, gyp, keeper, kennel, lap dog, pack of dogs, pooch, pup, puppy, sheep dog, show dog, sled dog, slut, toy dog, warden, whelp, working dog

Etymology
From watch and dog.

Noun

 * Finnish:
 * French:
 * Japanese: 番犬
 * Portuguese:


 * Russian: сторожевой пёс /storoževój p'os/
 * Spanish:
 * Volapük: galedadog,  galedahidog,  galedajidog


 * Finnish:
 * Japanese: 監視委員会


 * Portuguese:

Anagrams

 * dog watch, dogwatch