/ ˈgluːmi; NAmE / adjective ( gloom·ier , gloomi·est )
1.
nearly dark, or badly lit in a way that makes you feel sad
SYN depressing :
a gloomy room / atmosphere
It was a wet and gloomy day.
2.
sad and without hope
SYN glum :
a gloomy expression
We sat in gloomy silence.
3.
without much hope of success or happiness in the future
SYN depressing :
a gloomy picture of the country's economic future
Suddenly, the future didn't look so gloomy after all.
► gloom·ily / -ɪli; NAmE / adverb :
He stared gloomily at the phone.
► gloomi·ness noun [ U ]