a. | 1. | Causing mischief; harmful; hurtful; - now often applied where the evil is done carelessly or in sport; |
Adj. | 1. | mischievous - naughtily or annoyingly playful; "teasing and worrying with impish laughter" |
2. | mischievous - badly behaved; "he was saucy and mischievous in school"; "a naughty boy" Synonyms: naughty | |
3. | mischievous - deliberately causing harm or damage; "mischievous rumors and falsehoods" |