Dirt″y (?), a. [Compar.Dirtier (?); superl.Dirtiest.] 1. Defiled with dirt; foul; nasty; filthy; not clean or pure; serving to defile; as, dirty hands; dirty water; a dirty white. Spenser.
2. Sullied; clouded; — applied to color. Locke.
3. Sordid; base; groveling; as, a dirty fellow.
The creature's at his dirty work again. Pope.
4. Sleety; gusty; stormy; as, dirty weather.
Storms of wind, clouds of dust, an angry, dirty sea. M. Arnold.
Syn. — Nasty; filthy; foul. See Nasty.