1. a person who carelessly drops trash or litter in public places
Usage: informal

Examples

• The park ranger reminded visitors not to be litterbugs.
• She called him a litterbug after he threw his candy wrapper on the ground.
• The city launched a campaign to discourage litterbugs from polluting the streets.
• Don’t be a litterbug—use the trash can.
• The school taught children about the environmental impact of being a litterbug.
• He felt guilty for being a litterbug when he saw how dirty the beach had become.