Definitions

1. adjective

giving an impression of gloominess or seriousness; somber in tone or mood

“The sombre music played during the funeral procession.”

2. noun

a period of gloominess or seriousness

“The sombre mood hung over the city after the storm.”

3. verb

to make or become gloomy or serious in tone or mood

“The news sombre the mood of the entire town.”