red letter day

English dictionary entry

Meanings

noun
  1. A day marked in red on calendars; a church feast day.
  2. A particularly significant day; a day of personal or sectarian celebration.

Pronunciation

En-au-red letter day.ogg

Word forms

red letter day red letter days red-letter day

Etymology

An allusion to the practice, dating to classical antiquity, of marking important days in red on calendars.

Related words

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