Definition of manic
- had a manic personality
- his manic work pace
a manic sense of humor
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'manic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: having or relating to a mental illness that causes someone to become very excited or emotional
: very excited, energetic, or emotional
What made you want to look up manic? Please tell us where you read or heard it (including the quote, if possible).
Odd Habits and Quirks Quiz