[adverb, noun doun-stairz; adjective doun-stairz]
Also down·stair. pertaining to or situated on a lower floor, especially the ground floor.
(used with a singular verb) the lower floor or floors of a building: The downstairs is being painted.
the stairway designated for use by people descending: Don't try to go up the downstairs.
Origin of downstairs
First recorded in 1590–1600; down1
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for downstair
Historical Examples of downstair
Phœbe Smith and her husband Sam lived in one of the downstair rooms.
He failed, however, to find it in any of the downstair sitting-rooms.
It was seven o'clock when she arrived home again, and Edith Franks was waiting for her in the downstair hall.
At last I saw that there was a small pane of glass gone in one of the downstair windows.
British Dictionary definitions for downstair
down the stairs; to or on a lower floor
- a lower or ground floor
- (as modifier)a downstairs room
British informal, old-fashioned the servants of a household collectivelyCompare upstairs (def. 6)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for downstair
1590s, from down (adv.) + stairs (see stair).
Online Etymology Dictionary, © 2010 Douglas Harper