From Longman Dictionary of Contemporary Englishstairstair /steə $ ster/ ●●● S2 W3 noun 1 → stairs2 [countable]DHHTBB one of the steps in a set of stairs Lucy sat down on the bottom stair.3 [singular] literaryDHHTBB a staircase4 → below stairs
Examples from the Corpus
stair• The original idea was that the library would be symmetrical with the entrance and stairs in the centre.• Every flush meant carrying a bucket of water up three flights of stairs.• The second stair creaks when you step on it.• Would it be best to accept another cup of tea before trying to climb the stairs?• As I climbed the stairs I wondered if I could handle the present situation calmly and tactfully even a bit subserviently.• They carried her up and down the stairs, sang her songs.• Friends will call, thundering up and down the stairs.• I can hear him on the stairs.• Her head pounding, she took the stairs to the second floor two at a time.• I heard footsteps coming up the stair.Origin stair Old English stæger 