Definition of "Dirty" :
verb: make soiled, filthy, or dirty
adjective: unpleasantly stormy
"There's dirty weather in the offing."
adjective: soiled or likely to soil with dirt or grime
"Dirty unswept sidewalks."
adjective: (of behavior or especially language) characterized by obscenity or indecency
"Dirty words."
adjective: spreading pollution or contamination; especially radioactive contamination
"The air near the foundry was always dirty."
adjective: unethical or dishonest
"Dirty police officers."
adjective: violating accepted standards or rules
"A dirty fighter."
adjective: expressing or revealing hostility or dislike
"Dirty looks."
adjective: obtained illegally or by improper means
"Dirty money."
adjective: (of a manuscript) defaced with changes
"Foul (or dirty) copy."
adjective: vile; despicable
"A dirty (or lousy) trick."
adjective: (of color) discolored by impurities; not bright and clear
"Dirty."
adjective: contaminated with infecting organisms
"Dirty wounds."