first floor
Americannoun
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the ground floor of a building.
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the floor above the ground floor of a building.
noun
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US and Canadian term: second floor. the floor or storey of a building immediately above the ground floor
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another term for ground floor
Etymology
Origin of first floor
First recorded in 1655–65
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.
The first floor of the JapanLA store in Fairfax is full of stuffed toys.
From Los Angeles Times ● Sep. 4, 2026
The fire, which originated on the first floor, was believed to be caused by electrical issues.
From Los Angeles Times ● Jul. 30, 2026
Unfortunately they glimmer only dimly in this staging, which is played to an audience of just 60 seated in rows of chairs in a cleared space on the first floor of the bookstore.
From The Wall Street Journal ● Jul. 23, 2026
The first floor has items from the young Obama's life, including a cast of his handprint.
From Barron's ● Jun. 4, 2026
Perhaps Mrs. Van Hopper’s suite on the first floor exists no more.
From "Rebecca" by Daphne du Maurier
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.
