nasty

adjective

1. offensive or even (of persons) malicious

- in a nasty mood

- a nasty accident

- a nasty shock

Similar word(s): dirty, filthy, lousy, grotty, hateful, mean, unpleasant, awful

2. exasperatingly difficult to handle or circumvent

- a nasty problem

Similar word(s): difficult, hard, tight

3. characterized by obscenity

Similar word(s): dirty, cruddy, filthy, foul, smutty

4. disgustingly dirty; filled or smeared with offensive matter

- a nasty pigsty of a room

Similar word(s): dirty, soiled, unclean, filthy, foul

noun

1. (informal) Something nasty.