'Vigilant' definitions:
Definition of 'vigilant'
From: WordNet
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" [syn: argus-eyed, open-eyed, vigilant, wakeful]
Definition of 'Vigilant'
From: GCIDE
- Vigilant \Vig"i*lant\, a. [L. vigilans, -antis, p. pr. of vigilare to watch, fr. vigil awake: cf. F. vigilant. See Vigil.] Attentive to discover and avoid danger, or to provide for safety; wakeful; watchful; circumspect; wary. "Be sober, be vigilant." --1 Pet. v. 8. [1913 Webster]
- Sirs, take your places, and be vigilant. --Shak. [1913 Webster]
Synonyms of 'vigilant'
From: Moby Thesaurus
- acute,
- agog,
- alert,
- all ears,
- all eyes,
- all ready,
- all set,
- Argus-eyed,
- armed,
- armed and ready,
- attentive,
- aux aguets,
- avid,
- booted and spurred,
- briefed,
- careful,
- cautious,
- chary,
- circumspect,
- coached,
- cocked,
- covering,
- custodial,
- defensive,
- eager,
- eagle-eyed,
- equipped,
- familiarized,
- fostering,
- good and ready,
- groomed,
- guarded,
- guardian,
- guarding,
- hawk-eyed,
- immunizing,
- in arms,
- in battle array,
- in readiness,
- in the saddle,
- informed,
- keen,
- keen-eyed,
- lidless,
- loaded,
- loaded for bear,
- mature,
- mobilized,
- observant,
- on guard,
- on the alert,
- on the lookout,
- on the mark,
- on the watch,
- open-eyed,
- parental,
- planned,
- prearranged,
- prepared,
- prepared and ready,
- prepped,
- preventive,
- primed,
- prophylactic,
- protecting,
- protective,
- provided,
- prudent,
- psyched up,
- ready,
- ready for anything,
- ripe,
- safeguarding,
- screening,
- set,
- sharp,
- sharp-eyed,
- sheltering,
- shielding,
- sleepless,
- tutelary,
- unsleeping,
- up in arms,
- wakeful,
- wary,
- watchful,
- well-prepared,
- wide-awake,
- with open eyes