dirty

soiled or likely to soil with dirt or grime

• “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”

(of behavior or especially language) characterized by obscenity or indecency

• “dirty words”
• “a dirty old man”
• “dirty books and movies”
• “boys telling dirty jokes”
• “has a dirty mouth”

vile; despicable

• “a dirty (or lousy) trick”
• “a filthy traitor”

spreading pollution or contamination; especially radioactive contamination

• “the air near the foundry was always dirty”
• “the air near the foundry was always dirty”
• “a dirty bomb releases enormous amounts of long-lived radioactive fallout”

contaminated with infecting organisms

• “dirty wounds”
• “obliged to go into infected rooms” Jane Austen

(of color) discolored by impurities; not bright and clear

• “dirty”
• “a dirty (or dingy) white”
• “the muddied gray of the sea”
• “muddy colors”
• “dirty-green walls”
• “dirty-blonde hair”

(of a manuscript) defaced with changes

• “foul (or dirty) copy”

obtained illegally or by improper means

• “dirty money”
• “ill-gotten gains”

expressing or revealing hostility or dislike

• “dirty looks”

violating accepted standards or rules

• “a dirty fighter”
• “used foul means to gain power”
• “a nasty unsporting serve”
• “fined for unsportsmanlike behavior”

unethical or dishonest

• “dirty police officers”
• “a sordid political campaign”

unpleasantly stormy

• “there”

make soiled, filthy, or dirty

• “don”