watchdog

1 of 2

noun

watch·​dog ˈwäch-ˌdȯg How to pronounce watchdog (audio)
ˈwȯch-
Synonyms of watchdognext
1
: a dog kept to guard property
2
: one that guards against loss, waste, theft, or undesirable practices

watchdog

2 of 2

verb

watchdogged; watchdogging; watchdogs

transitive verb

: to act as a watchdog for

Examples of watchdog in a Sentence

Recent Examples on the Web
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Noun
This isn’t the first time the political watchdog has slapped the governor with a fine. Grace Hase, Mercury News, 12 June 2026 Friday's injunction came two days after another federal judge denied a governmental watchdog group's request for a temporary restraining order to block the establishment of the fund. Alexander Mallin, ABC News, 12 June 2026 As promotional spots showing the combatants in fight mode fill the airwaves, the Public Integrity Project watchdog group has filed a lawsuit trying to derail the event. Los Angeles Times, 11 June 2026 Dunn believes the comptroller's office should serve as the state's fiscal watchdog aimed at protecting taxpayers and ensuring funds are managed responsibly. Adam Thompson, CBS News, 11 June 2026 See All Example Sentences for watchdog

Word History

First Known Use

Noun

1612, in the meaning defined at sense 1

Verb

1902, in the meaning defined above

Time Traveler
The first known use of watchdog was in 1612

Browse Nearby Words

Cite this Entry

“Watchdog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watchdog. Accessed 16 Jun. 2026.

Kids Definition

watchdog

noun
watch·​dog
ˈwäch-ˌdȯg
ˈwȯch-
1
: a dog kept to guard property
2
: one that guards against loss, waste, theft, or dishonesty

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