Definition of mischief
- the polished floor … often causes mischiefs — bruises, sprains, dislocations
- —Herbert Spencer
- He's a real mischief to his family.
It's hard to keep him out of mischief.
the children claimed that setting off a firecracker was harmless mischief, but they got a lecture anyway
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mischief.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: behavior or activity that is annoying but that is not meant to cause serious harm or damage
: a playful desire to cause trouble
: harmful behavior
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