1. the quality or state of being gloomy, sad, or morose; a mood of dejection or melancholy

Examples

• The glumness on his face suggested he had received bad news.
• Her glumness lifted when her friends arrived with a surprise party.
• The rainy weather added to the general glumness of the office.
• Despite the glumness in the room, she tried to keep her spirits up.
• His glumness was evident in his short, quiet responses.
• The team's glumness after the loss was palpable.