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 attorney did not name the ex-councilmember, but several Oakland officials have been identified by city ethics watchdogs as receiving donations from people allegedly at the behest of the Duong family. Jakob Rodgers, Mercury News, 11 Feb. 2026 The $5 billion scale-down falls more in line with other City Council and watchdog budget estimates. Josephine Stratman, New York Daily News, 11 Feb. 2026 Torture hasn’t been reported from Guantánamo’s immigration operation, but ICE shift reports obtained through a Freedom of Information Act request by the government watchdog group American Oversight note concerns about detainees resorting to hunger strikes and self-harm. Amy Maxmen, Miami Herald, 11 Feb. 2026 The Dallas City Council turned to a new search firm Wednesday to recruit a watchdog responsible for sniffing out wasteful spending, fraud and corruption in City Hall. Devyani Chhetri, Dallas Morning News, 11 Feb. 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 13 Feb. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster