Definition of vigilant
: alertly watchful especially to avoid danger
Examples of vigilant in a Sentence
Over the years, as tension between pitchers and hit batsmen heightened to the point that hitters began rushing the mound, umpires have had to become far more vigilant about keeping the game from degenerating into a dogfight. —Buzz Bissinger, Sports Illustrated, 21 Mar. 2005
At the Château de Wideville's magnificent seventeenth-century gates, guests have their names ticked off by vigilant staff and then snake through a lugubrious park à l'anglaise. —Hamish Bowles, Vogue, September 2002
And as a foreign tourist in North Korea, under the care of vigilant minders who wanted me to see only the best, I had enjoyed the finest fare available. —Christopher Hitchens, Vanity Fair, January 2001
A vigilant hand had, as usual, kept the fire alive and the lamp trimmed; and the room, with its rows and rows of books, its bronze and steel statuettes of “The Fencers” on the mantelpiece and its many photographs of famous pictures, looked singularly home-like and welcoming. —Edith Wharton, The Age of Innocence, 1920
When traveling through the city, tourists should be extra vigilant.
They were vigilant about protecting their children.
We remain vigilant against theft.
Recent Examples of vigilant from the Web
Local fans will need to be extra vigilant this November because the magazine will focus exclusively on Kentucky music and musicians for its 19th edition.
The survey finds that drivers are three times less likely to be vigilant during the summer months compared to winter.
The NAACP also remained vigilant in the battle against voter suppression.
Officials are also warning parents to be vigilant regarding social media applications and the potential for such incidents.
But the country must now be vigilant not to backslide, Finland’s finance minister, Petteri Orpo warns.
Wing Park lifeguards Ethan Densmore and Lilly Woerner said the toughest parts of their jobs when the pool is so busy is keeping track of pool users and staying vigilant.
Small of build and full of swagger, Askew is being raised by a mother who demands the best of him, always vigilant even while working three jobs and straining to pay the bills.
However, health officials say the public should remain vigilant.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vigilant'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of vigilant
Middle English (Scots), from Latin vigilant-, vigilans, from present participle of vigilare to keep watch, stay awake, from vigil awake
First Known Use: 15th centurySee Words from the same year
Synonym Discussion of vigilant
VIGILANT Defined for English Language Learners
Definition of vigilant for English Language Learners
: carefully noticing problems or signs of danger
VIGILANT Defined for Kids
Definition of vigilant for Students
: alert especially to avoid danger … he was constantly vigilant, looking for the next nearest hiding place should the sound of engines come. — Lois Lowry, The Giver
Seen and Heard
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