Home›Browse›O›on the upper flooron the upper floorOur editors are putting together more complete content — check back in about 20 minuteson the upper flooradjective · 1adverb · 1on the upper floor — adjectiveadjective1. located on a higher floor of a building1.adjectiveDefinitionlocated on a higher floor of a buildingExampleThe upstairs bathroom is being renovated.on the upper floor — adverbadverb1 sense1. to or on a higher floor1.adverbDefinitionto or on a higher floorExampleShe went upstairs to get her book.