The term 'walk-up' does not have a direct translation or context in Spanish slang. However, in a general context, it can be translated as 'subir a pie' or 'subir por las escaleras' which refers to the act of going upstairs on foot, usually in the context of a building without an elevator.
Examples
- Spanish: Vivo en un cuarto piso sin ascensor, tengo que subir a pie todos los días.
- English: I live on a fourth floor without an elevator, I have to walk up every day.