muck

Noun

• fecal matter of animals

• any thick, viscous matter

Verb

• soil with mud, muck, or mire
  • The child mucked up his shirt while playing ball in the garden
    

• spread manure, as for fertilization

• remove muck, clear away muck, as in a mine

Related words

• Synonyms: 
  droppings , dung , sludge , slime , goo , goop , gook , guck , gunk , ooze , mire , mud , muck up , manure