Something disclosed, especially something not previously known or realized
Many women think they know how to apply makeup properly, however, with access to instructions from professionals, the introduction set can be a big eye-opener.
Have you ever had a drink first thing in the morning (an EYE-OPENER) to steady your nerves or get rid of a hangover?
This true-to-its-name fragrance is an eye-opener: At first sniff, it's deceptively coy, but it quickly opens up to reveal a blend full of personality and vigor.
What you will learn and see will be an eye-opener and provide you with instant feedback that will help you hone your interviewing skills immediately.
visiting this emporium of all things musicals related was quite an eye opener.