What is the meaning of fouled?

verb

• Hit a foul ball.
  • synonyms: foul
• Make impure.
  • usage: "The industrial wastes polluted the lake"
  • synonyms: pollute, foul, contaminate
• Become or cause to become obstructed.
  • usage: "The leaves clog our drains in the Fall"; "The water pipe is backed up"
  • synonyms: clog, choke off, clog up, back up, congest, choke, foul
• Commit a foul; break the rules.
  • synonyms: foul
• Spot, stain, or pollute.
  • usage: "The townspeople defiled the river by emptying raw sewage into it"
  • synonyms: foul, befoul, defile, maculate
• Make unclean.
  • usage: "foul the water"
  • synonyms: foul
• Become soiled and dirty.
  • synonyms: foul

adjective

• Made dirty or foul.
  • usage: "a building befouled with soot"; "breathing air fouled and darkened with factory soot"
  • synonyms: befouled
• Especially of a ship's lines etc.
  • usage: "with its sails afoul"; "a foul anchor"
  • synonyms: afoul, foul