1. people who are dejected and listless; those who sulk or brood
Usage: plural of moper

Examples

• The mopers sat in the corner, refusing to join the celebration.
• After the team lost, several mopers wandered the hallways.
• She tried to cheer up the mopers with jokes and games.
• The counselor worked with the mopers to improve their outlook.
• Don’t be such mopers just because it’s raining.
• The group of mopers finally smiled when they heard the good news.