Try Our Apps


Avoid these words. Seriously.


[uhp-stairz] /ˈʌpˈstɛərz/
up the stairs; to or on an upper floor.
Informal. in the mind:
to be a little weak upstairs.
to or at a higher level of authority:
You may have to take the matter upstairs.
Military Slang. at or to a higher level in the air.
Also, upstair. of, relating to, or situated on an upper floor:
an upstairs window; an upstairs apartment.
noun, plural upstairs.
(usually used with a singular verb) an upper story or stories; the part of a building or house that is above the ground floor:
The upstairs of this house is entirely rented.
a higher command or level of authority:
We can't take action till we have approval from upstairs.
kick upstairs, to promote (a person) to a higher position, usually having less authority, in order to be rid of him or her.
Origin of upstairs
1590-1600; up- + stairs Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for upstair
Historical Examples
  • She often disappears all day long—still, she may be in the upstair rooms.'

  • The upstair rooms are better furnished, and the beds often really good.

    The Toilers of the Field Richard Jefferies
  • "I have been looking at the upstair rooms at home," said Clarence.

    Beth Woodburn Maud Petitt
  • Madame Nancanou an' heh daughtah livin' upstair an' rissy-ving de finess soci'ty in de Province!

    The Grandissimes George Washington Cable
  • They were carried back to the plantation and the mother was mildly punished and imprisoned in an upstair room.

  • One of her last observations was, 'How frightfully like this is to our room at Islington,'—our upstair room she meant.

    Mary Lamb Anne Burrows Gilchrist
British Dictionary definitions for upstair


up the stairs; to or on an upper floor or level
(informal) to or into a higher rank or office
(informal) in the mind: a little weak upstairs
(informal) kick upstairs, to promote to a higher rank or position, esp one that carries less power
noun (functioning as singular or pl)
  1. an upper floor or level
  2. (as modifier): an upstairs room
(Brit, informal, old-fashioned) the masters and mistresses of a household collectively, esp of a large house Compare downstairs (sense 3)
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
Cite This Source
Word Origin and History for upstair


1590s (adj.), from up + stairs (see stair). The noun is first attested 1872. Meaning "characteristic of upstairs life" (in private rooms of a household, as opposed to servants' quarters) is recorded from 1942.

He [Halifax] had said he had known many kicked down stairs, but he never knew any kicked up stairs before. [Gilbert Burnet, supplement to "History of My own Time," from his original memoirs, c.1697]

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Slang definitions & phrases for upstair



In the brain; mentally: became a little balmy upstairs (1932+)

Related Terms

kick someone upstairs, the man upstairs

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source
Idioms and Phrases with upstair


The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Nearby words for upstair

Difficulty index for upstairs

Some English speakers likely know this word

Word Value for upstair

Scrabble Words With Friends