Doorstep (noun)

1. A step at the entrance to a building, typically one leading up to a door.
2. The area immediately outside the entrance to a building.

Origin:

Mid 19th century: from door + step.

Examples:

1. He was waiting for her at the doorstep.
2. The doorstep was dirty and in need of a good scrub.
3. The doorstep of the house was a good place to sit and relax.
4. The package was left at the doorstep.
5. The doorstep serves as a transition space between the public and private realms.