Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun eye_opener

2 senses of eye opener

Sense 1
eye opener -- (an alcoholic drink intended to wake one up early in the morning)
       => drink -- (a single serving of a beverage; "I asked for a hot drink"; "likes a drink before dinner")

Sense 2
eye opener -- (something surprising and revealing)
       => surprise -- (a sudden unexpected event)