upstairs
up-stairs · adverb
Definitions
adverb
- 1.
On or to an upper floor or level.
- 2.
Situated on an upper floor.
- 3.
The upper floor or floors of a building.
Related words
Etymology
A compound of "up" + "stairs," formed in English during the late 16th century. The word originally described movement ("going up the stairs") but evolved to also describe location ("on an upper floor").