Definitions:

1. soil with mud, muck, or mire verb
   • The children mucked up their shirts while playing ball in the garden.

Synonyms:

• droppings
• goop
• manure
• mud

NearBy Words:

• muckheap
• muckhill
• muckle
• muckrake
• muckraker
• muckraking
• mucky