I have two eight-day clocks in my living room.

I have a collection of first-day covers.

What day is it today?

I always look forward to red letter days.

I bought a bag of all-day suckers for the party.

All Fools' Days is a day of pranks and jokes.

The cooling-off days are a great opportunity for customers to reconsider their purchase decisions.

There are different day count conventions used in financial markets.

Early day motions are a way for Members of Parliament to raise awareness and gather support for a particular cause.

Nine days' wonders are often short-lived phenomena that capture public attention for a brief period of time.