eye opener, an
A startling or shocking revelation, as in The first sentence of his speech was a real eye opener. This expression alludes to widening one's eyes with surprise. [Mid-1800s]
Words Nearby eye opener, an
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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