What is the meaning of dirty?

verb

• Make soiled, filthy, or dirty.
  • usage: "don't soil your clothes when you play outside"
  • synonyms: soil, begrime, grime, colly, bemire

adjective

• Soiled or likely to soil with dirt or grime.
  • usage: "dirty unswept sidewalks"; "a child in dirty overalls"; "dirty slums"; "piles of dirty dishes"; "put his dirty feet on the clean sheet"; "wore an unclean shirt"; "mining is a dirty job"; "Cinderella did the dirty work while her sisters preened themselves"
  • synonyms: soiled, unclean
• Of behavior or especially language. ( characterized by obscenity or indecency)
  • usage: "dirty words"; "a dirty old man"; "dirty books and movies"; "boys telling dirty jokes"; "has a dirty mouth"
• Vile; despicable.
  • usage: "a dirty (or lousy) trick"; "a filthy traitor"
  • synonyms: filthy, lousy
• Spreading pollution or contamination; especially radioactive contamination.
  • usage: "the air near the foundry was always dirty"; "a dirty bomb releases enormous amounts of long-lived radioactive fallout"
  • synonyms: contaminating
• Contaminated with infecting organisms."dirty wounds"; "obliged to go into infected rooms- Jane Austen
  • synonyms: pestiferous
• Of color. ( discolored by impurities; not bright and clear)
  • usage: "dirty" is often used in combination; "a dirty (or dingy) white"; "the muddied grey of the sea"; "muddy colors"; "dirty-green walls"; "dirty-blonde hair"
  • synonyms: dingy, muddied, muddy
• Of a manuscript. ( defaced with changes)
  • usage: "foul (or dirty) copy"
  • synonyms: foul, marked-up
• Obtained illegally or by improper means.
  • usage: "dirty money"; "ill-gotten gains"
  • synonyms: ill-gotten
• Expressing or revealing hostility or dislike.
  • usage: "dirty looks"
• Violating accepted standards or rules.
  • usage: "a dirty fighter"; "used foul means to gain power"; "a nasty unsporting serve"; "fined for unsportsmanlike behavior"
  • synonyms: cheating, foul, unsporting, unsportsmanlike
• Unethical or dishonest.
  • usage: "dirty police officers"; "a sordid political campaign"
  • synonyms: sordid
• Unpleasantly stormy.
  • usage: "there's dirty weather in the offing"