ˈ ̷ ̷ˌ ̷ ̷( ̷ ̷) ̷ ̷ noun
1. : a drink intended to wake one up fully or clear one's head especially when taken early in the day or shortly after awakening
2.
a. : something that opens one's eyes with astonishment or that causes one to stare or gape
b. : something (as a sudden or unexpected disclosure, experience, or occurrence) that causes great surprise and that makes inescapably clear or certain what had not been realized
news of the industry's collapse was an eye-opener
: something very enlightening or revealing
the book was an eye-opener to complacent party members
c. : something or someone of remarkable and often startling visual attractiveness
she was a real eye-opener