vigilant meaning and definitionDefinition and meaning of vigilant at MeaningMonkey.org. vigilant meaning and definition in the English Dictionary.
Definition of vigilant (adjective)
- carefully observant or attentive; on the lookout for possible danger
- "a policy of open-eyed awareness"; "the vigilant eye of the town watch"; "there was a watchful dignity in the room"; "a watchful parent with a toddler in tow"
- synonyms: argus-eyed, open-eyed, wakeful
Source: Princeton University Wordnet