HyperDic: up_the_stairs

English > 1 sense of the expression *up the stairs*:
ADVERB	all	up the stairs, upstairs, on a higher floor	on a floor above

English > *up the stairs*: 1 sense > adverb 1
Meaning	On a floor above.
Synonyms	upstairs, on a higher floor
Opposite	downstairs, down the stairs, on a lower floor, below	On a floor below