gloomiest

1. depressingly darkExamples: "the gloomy forest"; "the glooming interior of an old inn"; "`gloomful' is archaic"Synonyms: gloomful, glooming, gloomy, sulky

2. filled with melancholy and despondencyExamples: "gloomy at the thought of what he had to face"; "gloomy predictions"; "a gloomy silence"Synonyms: blue, depressed, dispirited, down, down in the mouth, downcast, downhearted, gloomy

3. causing dejectionExamples: "a blue day"; "the dark days of the war"; "a week of rainy depressing weather"Synonyms: blue, dark, dingy, disconsolate, dismal, drab, drear, dreary