A definition is:
* A statement that explains the meaning of a word or phrase.
* A clear and concise explanation of something.
For example:
* Definition of "happy": feeling or showing pleasure or contentment.
* Definition of "democracy": a system of government by the whole population or all the eligible members of a state, typically through elected representatives.
If you meant a different word or were trying to use a slang term, please provide more context so I can assist you better!