1. the quality or state of being mucky; dirtiness or filthiness
Usage: informal; chiefly British

Examples

• The muckiness of the farm after the rain made it difficult to walk.
• She complained about the muckiness of the children's clothes after playing outside.
• The muckiness of the pond discouraged swimmers from entering the water.
• Despite the muckiness of the construction site, work continued on schedule.
• The muckiness accumulated on the windows over the winter months.