1. to feel or express deep sorrow for someone who has died
2. to feel regret or sadness about the loss or end of something

Examples

• The family mourns the loss of their beloved grandmother.
• She still mourns her father’s death after two years.
• The community mourns the closing of the historic theater.
• He mourns the end of his childhood as he prepares for college.
• The nation mourns the victims of the tragedy.
• She mourns the friendship that ended so abruptly.
• The team mourns their defeat in the championship game.