1.soiled or likely to soil with dirt or grime;
dirty unswept sidewalks
2.(of behavior or especially language) characterized by obscenity or indecency;
dirty words
3.vile; despicable;
a dirty (or lousy) trick
4.spreading pollution or contamination; especially radioactive contamination;
the air near the foundry was always dirty
5.contaminated with infecting organisms;
dirty wounds
6.(of color) discolored by impurities; not bright and clear;
dirty is often used in combination
7.(of a manuscript) defaced with changes;
foul (or dirty) copy
8.obtained illegally or by improper means;
dirty money
9.expressing or revealing hostility or dislike;
dirty looks
10. violating accepted standards or rules;
a dirty fighter
11. unethical or dishonest;
dirty police officers
12. unpleasantly stormy;
there's dirty weather in the offing
1.make soiled, filthy, or dirty;
don't soil your clothes when you play outside!