adj.
Memorably happy: a red-letter day.
[From the practice of marking in red the holy days in church calendars.]
| Dictionary: red-let·ter |
[From the practice of marking in red the holy days in church calendars.]
| Shopping: red-letter |
| red-letter day (Idiom) | |
| letter (Idiom) | |
| Big Red Letter Day (1993 Album by Buffalo Tom) |
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![]() | Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved. Read more |
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