Nas"ty (?), a. [Compar. Nastier (); superl. Nastiest.] [For older nasky; cf. dial. Sw. naskug, nasket.]


Offensively filthy; very dirty, foul, or defiled; disgusting; nauseous.


Hence, loosely: Offensive; disagreeable; unpropitious; wet; drizzling; as, a nasty rain, day, sky.


Characterized by obcenity; indecent; indelicate; gross; filthy.

Syn. -- Nasty, Filthy, Foul, Dirty. Anything nasty is usually wet or damp as well as filthy or dirty, and disgusts by its stickness or odor; but filthy and foul imply that a thing is filled or covered with offensive matter, while dirty describes it as defiled or sullied with dirt of any kind; as, filthy clothing, foul vapors, etc.


© Webster 1913.

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