An object or other creation (e.g. narrative work) from which all later copies and variations are derived

“This manuscript is the original.”

A person with a unique and interesting personality and/or creative talent

“You’re a real original.”

An eccentric

Relating to the origin or beginning; preceding all others

“the original state of mankind;  the original laws of a country;  the original inventor of a process”

First in a series or copies/versions

“The original manuscript contained spelling errors which were fixed in later versions.”

Newly created

“Tonight we will hear an original work by one of our best composers.”