a. rare. [f. STAIR sb. + -LESS.] Having no stairs.

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1846.  Ottawa Free Trader, 24 April, 1/4. [Genius] often proves it to be a giddy height, from which the mind that occupies it is apt to be precipitated down a stairless descent.

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1868.  Macdonald, R. Falconer, I. 283. Out at his eyes it would go, traverse the dim stairless space, and sport with the wind-blown monster.

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1897.  Mary Kingsley, W. Africa, 422. The population … has been … employed in hauling and hoisting the furniture on to the stairless verandah.

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