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
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upstairs
plural
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(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
Other Word Forms
Noun Inflected Forms
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.
Amanda Presswood was in her upstairs bedroom last month when she checked her Ring doorbell camera to see if it was raining.
From The Wall Street Journal ● Oct. 31, 2026
The performance in the upstairs window of the store was created especially for this year's festival, which has the theme "It's in our Bones".
From BBC ● Oct. 31, 2026
But the upstairs neighbors in our Boston triple-decker were screamers.
From Slate ● Oct. 28, 2026
Radebe, meanwhile, has taken over from Winkleman upstairs on the mezzanine, bringing his warmth and dance expertise to the celebrity interviews following each routine.
From BBC ● Oct. 23, 2026
Augustus remembered, “Every room, upstairs and down, was full; people were sitting on the very stairs …” The sisters were much too busy to see visiting guests without a prior reservation.
From "American Spirits" by Barb Rosenstock
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Get a wordDefinitions 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.