walk-up

Reached by stairs rather than an elevator.

Containing such flats.

For which no appointment is necessary.

An apartment or block with stairs rather than an elevator.

I became the tenant of a walk-up on East Tenth Street, on the north side of Tompkins Square, found for me by the seemingly omni-connected Ian McEwan […]

They took a cab and climbed the four flights to Sasha's Lower East Side walk-up.

An informal visit to a control tower by a pilot, typically used as part of pilot training.

Pilot walk-ups welcomed for real-time satellite and radar weather imaging information.

A mountain that can be climbed without specialist equipment.

Western mountains are easy walk-ups. Eastern mountains are hard crawl-ups, but no oxygen problems.

A customer who arrives without a reservation; a walk-in.

The first hour is for walk-ups only, with one foursome per hour reserved for walk-ups as well.

An indoor or outdoor stand where food is sold to the public.

Soba is […] making appearances everywhere from street food walk-ups to fine dining restaurants.