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Definition of watchword

watchword

/ˈwɑːtʃ.wɜːrd/
watch · word
Plural:watchwords
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watchword Lexical Profile

watchword Game Scores & Validity

• noun

1

A word or phrase expressing a core principle, guiding motto, or slogan of a person or group.

Example

"Efficiency and transparency became the watchwords of the new administration."

2

A secret word or phrase used by guards or sentries to distinguish friends from foes; a password.

Example

"The night sentry demanded the watchword before lowering the drawbridge for the messenger."

Synonyms
View all synonyms for watchword

• Nearby Words

watchman
watchstrap
watchtower
watchword
water
water buffalo
water caltrop

Word Origin & Etymology

Coined in the late 15th century as a compound of "watch" (in the sense of a military guard or sentinel) and "word," originally denoting a secret password demanded by sentries before evolving to mean a guiding motto.

Cite this Entry

Wordmom. (2026). Definition of Watchword. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/watchword
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