Impression (noun)

1. An idea, feeling, or opinion about something or someone, especially one formed without conscious thought.
2. A mark or indentation made by pressure.

Origin:

Late middle english: from latin impressio(n-), from the verb imprimere (see impress).

Examples:

1. He gave the impression of being confident and in control.
2. The meeting left a bad impression on her.
3. The performance made a lasting impression on the audience.
4. The coin left an impression on the soft metal.
5. The company's branding strategy made a good impression on the investors.