What is the meaning of defiled?

verb

• Place under suspicion or cast doubt upon.
  • usage: "sully someone's reputation"
  • synonyms: defile, sully, corrupt, taint, cloud
• Make dirty or spotty, as by exposure to air; also used metaphorically.
  • usage: "The silver was tarnished by the long exposure to the air"; "Her reputation was sullied after the affair with a married man"
  • synonyms: tarnish, stain, maculate, sully, defile
• Spot, stain, or pollute.
  • usage: "The townspeople defiled the river by emptying raw sewage into it"
  • synonyms: foul, befoul, defile, maculate

adjective

• Morally blemished; stained or impure.
  • synonyms: maculate