Meaning of watchdog

watch•dog

Pronunciation: (woch'dôg", -dog"), [key]
— n., adj., v., -dogged, -dog•ging.
—n.
  1. a dog kept to guard property.
  2. a watchful guardian: a self-appointed watchdog of the public morals.
—adj.
  1. of, pertaining to, or characteristic of a watchdog.
  2. organized or functioning as a watchful guardian, esp. against illegal or unethical conduct: a watchdog group in the legislature.
—v.t.
  1. to watch carefully, esp. so as to detect illegal or unethical conduct.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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