upstairs
Americanadverb
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up the stairs; to or on an upper floor.
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Informal. in the mind.
to be a little weak upstairs.
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to or at a higher level of authority.
You may have to take the matter upstairs.
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Military Slang. at or to a higher level in the air.
adjective
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.
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a higher command or level of authority.
We can't take action till we have approval from upstairs.
idioms
adverb
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up the stairs; to or on an upper floor or level
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informal to or into a higher rank or office
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informal in the mind
a little weak upstairs
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informal to promote to a higher rank or position, esp one that carries less power
noun
-
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an upper floor or level
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( as modifier )
an upstairs room
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informal the masters and mistresses of a household collectively, esp of a large house Compare downstairs
Etymology
Origin of upstairs
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Screams echo from the upstairs bedrooms, where two husbands are in exile, watching a Green Bay Packers game with a newborn baby.
From Los Angeles Times • May 4, 2026
He saw a split later during his time as a medical student at Columbia—some patients upstairs being entertained by a pianist, others in the basement treated as a “burden on the hospital.”
From Slate • Apr. 29, 2026
In Wiles’ case, she wrote: “Told them my upstairs neighbor was a celebrity,” while posting an image of herself posing in her kitchen.
From MarketWatch • Apr. 15, 2026
While tinkering in his basement laboratory, he used it regularly to communicate with his invalid wife, who was confined to her bedroom upstairs.
From The Wall Street Journal • Apr. 12, 2026
I drag myself upstairs, put out the sleeping mat, find my pillow, and pull the blanket over my head.
From "The Tenth Mistake of Hank Hooperman" by Gennifer Choldenko
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.