sleep-deprived

[ sleep-di-prahyvd ]

adjective

1. affected by fatigue, weakness, impaired judgment, loss of mental alertness, etc., due to lack of sleep:

   I wasn’t going to wait in line overnight and then be in a store with 700 other sleep-deprived shoppers, any of whom could mentally snap and strangle me at any moment.

   If you know you’re going to have a sleep-deprived EEG, plan to have someone drive you to and from the test.

Word History and Origins

Origin of sleep-deprived¹

First recorded in 1950–55