nasties Definition

nasty
adj nastier, nastiest

1. Unpleasant; disgusting.

Thesaurus: gross, foul, revolting, offensive, vulgar, base, disgusting, filthy, loathsome, nauseating, sickening, vile; Antonym: pleasant.
2. Malicious; ill-natured.

Example: a nasty person
Thesaurus: unpleasant, disagreeable, vicious, hateful, abusive.
3. Worrying; serious.

Example: a nasty wound
4. Said of weather: wet or stormy.

Example: a nasty day

noun

nasties
1. Someone or something unpleasant, disgusting or offensive. Especially in compounds.

Example: a video nasty

Derivative: nastily
adverb

Derivative: nastiness
noun

The quality of being unpleasant or malicious
Thesaurus: malice, spitefulness, meanness, foulness, squalor, unsavouriness, offensiveness; indecency, defilement, dirtiness, licentiousness, obscenity, pornography, smuttiness.

Idiom: a nasty bit

Or piece of work a very unpleasant or malicious person.

Etymology: 14c.