muck up

Verb

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

• make a mess of, destroy or ruin
  • I botched the dinner and we had to eat out
    
  • the pianist screwed up the difficult passage in the second movement
    

Related words

• Synonyms: 
  mire , muck , mud , botch , bodge , bumble , fumble , botch up , muff , blow , flub , screw up , ball up , spoil , bungle , fluff , bollix , bollix up , bollocks , bollocks up