wide-awake

/ˌwīd-ə-ˈwāk/

noun

  1. a soft felt hat with a low crown and a wide brim

  2. sooty tern

adjective

  1. fully awake

  2. alertly watchful especially for advantages or opportunities

watchful vigilant wide-awake alert mean being on the lookout especially for danger or opportunity. watchful is the least explicit term. vigilant suggests intense, unremitting, wary watchfulness.

noun

  1. a widely distributed tern (Onychoprion fuscatus) of tropical oceans that is blackish above and white below —called also wideawake