Word.ws English Dictionary

day of days

day of days noun: a particularly noteworthy day; the day on which a milestone or especially memorable event occurs.

Noun (1)

day of days (plural days of days)

  1. (idiomatic) A particularly noteworthy day; the day on which a milestone or especially memorable event occurs.
    • "It is a day of days," she said, as I approached; "a day of all days either to live or die. . . . I am dying, yet shall I live."1850, Edgar Allan Poe, Morella
    • At last came the day of days, my release.1907, Jack London, The Pen: Long Days in a County Penitentiary
    Synonyms:
    red-letter day
  2. (capitalized, sometimes) Sunday, especially Easter Sunday.
    • The residents skirting the line of the Harlem Railroad as far as Croton Falls, were not a little annoyed, last Sunday, by numerous cheap excursion trains. . . . [W]e doubt whether the law gave being to a great corporation for the purpose of tempting men from their homes on the Day of days.1863 June 7, “To the Editor: Sunday Railway Excursions”, in New York Times, retrieved 09 Jul 2015
    • To be sure, Christians celebrate the Resurrection of Christ every Sunday, but there is a special place for the celebration we call Easter. It should be approached as the Day of Days.2009, Charles G. Fuller, Give Him Time, →ISBN, page 107

Noun (2) capitalized: Day of Days

Day of Days (uncountable)

  1. (alternative) Alternative form of day of days.

Examples of day of days in a sentence

  • It was a day of days for California railbirds.1940 March 11, “Sport: Four Hundred Grand”, in Time, retrieved 09 Jul 2015:
  • But this day of days is heading toward a multimillion-dollar extreme makeover.2012 September 8, George Vecsey, “Tennis: Rain and Rest Days Spell the End of Super Saturday”, in New York Times, retrieved 09 Jul 2015:

Synonyms of day of days

Forms of day of days

pluraldays of days

Questions about day of days

What does day of days mean?
Day of days means a particularly noteworthy day; the day on which a milestone or especially memorable event occurs.
How do you use day of days in a sentence?
It was a day of days for California railbirds.
What part of speech is day of days?
Day of days is a noun.
What is the plural of day of days?
The plural of day of days is days of days.

Words near day of days in the dictionary

  1. day man
  2. day men
  3. day nurseries
  4. day nursery
  5. Day of Atonement
  6. day of days
  7. day of doom
  8. day of judgement
  9. day of judgment
  10. Day of Memorial
  11. day of reckoning

Source and license

Adapted from Wiktionary: day of days (page history and authors); Day of Days (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-day of days.ogg.

Cite this entry: “day of days.” Word.ws, https://word.ws/day_of_days. Based on Wiktionary, CC BY-SA 4.0.