Meaning : Causing dejection.
Example :
A blue day.
The dark days of the war.
A week of rainy depressing weather.
A disconsolate winter landscape.
The first dismal dispiriting days of November.
A dark gloomy day.
Grim rainy weather.
Synonyms : blue, dark, dingy, disconsolate, dismal, drab, dreary, gloomy, grim, sorry