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
The cost to secure power supplies on PJM has exploded in recent years, with $23 billion attributable to data centers, according to watchdog Monitoring Analytics. Spencer Kimball, CNBC, 4 Mar. 2026 That error was pointed out by one of the measure’s staunchest critics, the Contra Costa Taxpayers Association, a local government spending and taxation watchdog group. Sierra Lopez, Mercury News, 4 Mar. 2026 However, the nuclear watchdog said in a post on X damage was visible at two buildings near Isfahan nuclear site in central Iran. Matt Nighswander, NBC news, 4 Mar. 2026 Miami-Dade commissioners on Tuesday voted to widen the pool of people who could be hired as the county’s top watchdog, ending a requirement for a legal or law enforcement background in favor of a broader set of qualifications that includes government administrative experience. Douglas Hanks march 3, Miami Herald, 3 Mar. 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 6 Mar. 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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