Definition of "eye-opener" in English

Noun

1. Something that causes the eyes to open, or that opens the eyes.

2. Something that provides a sudden insight, or makes something clear that was previously mysterious.

3. A startling or shocking revelation.

   • A visit to the slaughterhouse was a real eye-opener to anyone who thought they understood where their food came from.

4. A strong alcoholic beverage, especially one consumed in the morning.

   • As soon as I got on the plane I asked the flight attendant for an eye-opener, but all he had to offer was orange juice.

5. An attractive woman.

   • (The addition of quotations indicative of this usage is being sought:)