Smart answer:

Your search for What is an idea returned the following results:

The Force

The Force is an idea that has been omnipresent in the series since the beginning, but the beginning’s rarely been dealt with the way the beginning is in The Last Jedi.

a combination of other ideas

“An idea is a combination of other ideas.”

Source:

the concept of the thought

Everything in life starts in the thought form, then next step is an idea, an idea is the concept of the thought, the thought has moved into reality, ideas are potentials.

one of my favorite ways to get project inspiration

an idea is one of my favorite ways to get project inspiration.

Source:

business creativity

3 2006 at 36, cites an expert’s definition (Theresa Amabile): “business creativity is an idea that is “original, useful and actionable” and an idea is “the first step in innovation.”

Source:

creativity and innovation that is the foundation for all businesses today

an idea is creativity and innovation that is the foundation for all businesses today.

Source:

the formulation of thought on a particular subject

The definition of idea and expression can be construed as that an idea is “the formulation of thought on a particular subject while expression would constitute implementing the said idea”.

an outcome of creativity and implementation

For me an idea is an outcome of creativity and implementation is a function of competency and skill.

Source:

one of those ideas I had to work on when my husband was still sleeping

but truthfully an idea is one of those ideas I had to work on when my husband was still sleeping.

a thought— a nonmaterial thing

An idea is a thought—a nonmaterial thing.