red-letter

1. 1.

   memorable for being a special occasion

   “on red-letter nights a large gathering greeted the celebrity”

   Similarunforgettable

Questions about red-letter

What does red-letter mean?

red-letter means "memorable for being a special occasion".

How many syllables are in red-letter?

red-letter has 3 syllables and divides as red--let-ter under the regular spelling rules. It is not in the CMU Pronouncing Dictionary, so that comes from how the word is written rather than from a recorded pronunciation, and no stress or phonetic transcription is claimed for it.

Is red-letter a common word?

red-letter is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.