NOUN
- a memorably happy or noteworthy day (from the custom of marking holy days in red on church calendars)
How To Use red-letter day In A Sentence
- The red-letter days keep coming. Times, Sunday Times
- April 30 has long been a red-letter day in this season's football calendar. Times, Sunday Times
- Given its roots in fox hunting, which greeted each 26 December as a red-letter day, national hunt racing's King George VI Chase at Kempton is a Boxing Day staple since 1947 that has provided imperishable memories of courage and drama. How Boxing Day sport became a permanent fixture in our hearts | Rob Bagchi
- There's a red-letter day on the calendar approaching fast. Fantasy Insider: Upton among several Rays with upside
- There's good news on the way so it's a red-letter day in every sense. The Sun
- Traditions such as this are central to the Glorious Twelfth, the red-letter day in August which opens the four months of the annual grouse-shooting season.
- It's one of those red-letter days when anything could happen. The Sun
- That is a red-letter day. Canada.com
- One of his red-letter days was the time we took him for his first ride in our newly acquired Rolls-Royce.
- On that red-letter day when I was alone in the house for the first time one eagle sat in a favorite perch tree across the river. Bird Cloud
