- 1bad behavior (especially of children) that is annoying but does not cause any serious damage or harm Those children are always getting into mischief. I try to keep out of mischief. It's very quiet upstairs; they must be up to some mischief!
- 2the wish or tendency to behave or play in a way that causes trouble Her eyes were full of mischief.
- 3(formal) harm or injury that is done to someone or to their reputation The incident caused a great deal of political mischief. Idioms
to do or say something deliberately to upset other people, or cause trouble between them
make mischiefjump to other results