wide awake

• wide-awake

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wide awake (comparative more wide awake, superlative most wide awake)

1. (idiomatic) awake and very alert; vigilant, watchful
   • 1951, C. S. Lewis, Prince Caspian: The Return to Narnia:

     "They are almost awake, not quite," said Lucy. She knew she herself was wide awake, wider than anyone usually is.

   • 1978, Nixon, Richard, “The Presidency 1973-1974”, in RN: the Memoirs of Richard Nixon‎, Grosset & Dunlap, →ISBN, →LCCN, →OCLC, →OL, page 1085:

     I woke with a start. With the blackout curtains closed I didn't know what time it was. I looked at my watch. It said four o'clock. I had been asleep for only two hours, but I was wide awake.

• broad awake

• wideawake
• wido

• fast asleep