Interesting Words and Expressions – Red-Letter Day
- English Book Education
- Jun 23, 2014
- 1 min read
Do you know what “Red-Letter Day” means?
It’s an important day, or a day that you will remember, because of something good that happened then. Origin: from the custom of using red ink to mark holidays and festivals on a calendar.
Source: The Little Book of Word Origins – Oxford University Press
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