Original is an adjective meaning:
1. Present or existing from the beginning; first or earliest.
2. Created directly and personally by a particular artist; not a copy or imitation.
3. Thinking or acting in an independent, creative, or individual manner.
As a noun, original can mean:
1. The earliest form of something, from which copies may be made.
2. An eccentric or unusual person.
3. (in art) The actual painting, sculpture, etc. from which copies are made.