- The definition of manic is someone or something that shows wild and unrestrained enthusiasm, to the point of being in a frenzied state.
A person jumping and dancing around with intense excitement is an example of someone who might be described as manic.
manic definition by Webster's New World
- Psychiatry having, characterized by, or like mania
- Informal extremely or excessively excited, elated, etc.
- manically adverb
manic definition by American Heritage Dictionary
Origin: Greek manikos, mad, from maniā, madness; see mania.
manic - Medical Definition