black day
A day of great disaster, misfortune or unhappiness.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“Today was a black day for our team.”
“After the company announced the sudden layoffs, everyone agreed it was a black day for the entire office.”
“History remembers the market crash as a black day, marking the start of a long and painful economic depression for the nation.”
- 01
a cold day in July
The time of occurrence of an event that will never happen.
- 02
a day late and a dollar short
Too late and too feeble to achieve the desired effect.
- 03
a year and a day
A long time.
- 04
all one's born days
One's whole life.
- 05
as the day is long
Unceasingly; very; thoroughly; to a very high degree.
- 06
bad hair day
A day when things seem to be unmanageable or go wrong.
- 07
bad old days
The past, seen as a time when things were worse.
- 08
banyan day
In British naval tradition, a day of the week when galley kitchens served no meat on board ship.
Last updated August 10, 2026