It means unhappily or with sadness.
The word gloomily is an adverb. It means to do something in a gloomy manner.
I stared into his eyes gloomily. He grimaced then struck me in the face.
be pessimistic
The adverb refers to acting in a depressed or labored manner, or to a setting that appears dreary, dull, or dark. Examples: She went outside and sat gloomily on the stone bench. The economists gloomily predicted another month of recession. At night, the town square was gloomily lit by a half dozen gas lamps.
think negatively
Gloomily.
gloomily
Gloomily and sorrowfully.
Antonyms: doubtfully, gloomily, hopelessly
despondently, forlornly, gloomily, glumly, sadly, sorrowfully, unpleasantly
Two adverbs that can be used to describe sadness are "gloomily" and "mournfully."
Sullenly means acting with ill grace. Acting bad-tempered, sullenly, gloomily.