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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
The head of a medical watchdog group unleashed on Virginia Commonwealth University (VCU) after a nurse at the school's hospital lost her job over TikTok videos that went viral for all the wrong reasons. Peter D'abrosca, FOXNews.com, 29 Jan. 2026 Britain’s competition watchdog said Wednesday that Google should give news sites and content creators the choice to opt out of having their online content scraped to feed its AI overviews. Kelvin Chan, Los Angeles Times, 28 Jan. 2026 Diego Megia’s hedge fund firm Taula Capital Management has hired the former chair of the UK’s fiscal watchdog who resigned following the premature publication of the autumn budget. Nishant Kumar, Bloomberg, 27 Jan. 2026 Meanwhile, the intense cold conditions sparked additional fears among watchdog agencies of potential contractor fraud and price gouging from energy companies. Jessie Christopher Smith, Oklahoman, 27 Jan. 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 29 Jan. 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

More from Merriam-Webster on watchdog

Last Updated: - Updated example sentences
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