noun, often attributive
\ ˈflȯr \

Definition of floor

 (Entry 1 of 2)

1 : the level base of a room
2a : the lower inside surface of a hollow structure (such as a cave or bodily part)
b : a ground surface the ocean floor
3a : a structure dividing a building into stories also : story
b : the occupants of such a floor
4 : the surface of a structure on which one travels the floor of a bridge
5a : a main level space (as in a stock exchange or legislative chamber) distinguished from a platform or gallery
b : the specially prepared or marked area on which indoor sports events take place
c : the members of an assembly took questions from the floor
d : the right to address an assembly the senator from Utah has the floor
6 : a lower limit : base
from the floor
: in field goals as opposed to free throws made 16 of 18 shots from the floor


floored; flooring; floors

Definition of floor (Entry 2 of 2)

transitive verb

1 : to cover with a floor or flooring
2a : to knock or bring down
3 : to press (the accelerator of a vehicle) to the floorboard also : to accelerate rapidly floored the van

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Other Words from floor


floorer noun

Synonyms for floor

Synonyms: Noun

bed, bottom

Synonyms: Verb

appall (also appal), jolt, shake up, shock

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Examples of floor in a Sentence


Keep your feet on the floor. the floor of a car She lives on the second floor of a five-story building. His office is located on the fourth floor.


He floored me with his first punch. The news just floored me.
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Recent Examples on the Web: Noun

Amazon says this version, located on the sixth floor of the Macy’s building at 300 Pine Street in downtown Seattle, measures about 450 square feet and serves mainly pre-made breakfast, lunch, and dinner items, as well as beverages and snacks. Nick Statt, The Verge, "Amazon just launched a mini version of its cashier-less Go store in Seattle," 12 Dec. 2018 Bayrock was a real estate development company located on the 24th floor of Trump Tower. Sean Illing, Vox, "Trump’s ties to the Russian mafia go back 3 decades," 8 Dec. 2018 Inside, colorful Majorcan tilework patterns the hotel floors, colors are used deliberately but playfully, and despite the designer associations, Mamà doesn’t take itself seriously at all. Lilah Ramzi, Vogue, "Why Winter Is the Most Inspiring Time to Visit Majorca," 25 Dec. 2018 At a multilevel Sears in Garden City, N.Y., a checkout line snaked halfway across one floor. Chip Cutter, WSJ, "For Sears Workers, a Chaotic, Heartbreaking Last Christmas," 23 Dec. 2018 When other girls on my floor gently inquired about my mother's whereabouts, my veiled response and their horrified reactions highlighted the chasm between our realities. Anonymous, Good Housekeeping, "I Had to Choose Between Safety and My Mother," 21 Dec. 2018 Their last big plan — the American Clean Energy and Security Act — passed the House in 2009 but went on to die an unceremonious death before reaching the Senate floor. David Roberts, Vox, "The Green New Deal, explained," 21 Dec. 2018 There is a wealth of literature on the damaging effects of synthetic floor coverings. Jennifer Fernandez, House Beautiful, "6 Nursery-Decorating Mistakes To Avoid For Your Baby’s Health," 19 Dec. 2018 Anything that occupies floor territory must be both multifunctional and essential. Al Kemp, The Seattle Times, "How I came to grips with a downsized Christmas," 12 Dec. 2018

Recent Examples on the Web: Verb

Bobby Bones's victory comes just one week after fans were floored that Juan Pablo Di Pace and Cheryl Burke were eliminated in the semi finals round. Kayla Keegan, Good Housekeeping, "Neil Patrick Harris Slams 'DWTS' Winner Bobby Bones With Scathing Tweet," 20 Nov. 2018 Ilir Sela, owner of online pizza-ordering service SliceLife, was floored in March when the Season Five premiere featured a fictitious pizza company named SliceLine stealing engineers from Pied Piper. Rolfe Winkler, WSJ, "Actual Silicon Valley Startup Gets Inspiration From HBO’s ‘Silicon Valley’ Startup," 16 Nov. 2018 The photo that is flooring fans is the second in a carousel post that first features Matt bonding with his son Jeremy. Kayla Keegan, Good Housekeeping, "Matt Roloff's New Instagram of Ember Has Fans Debating Like Crazy," 17 Aug. 2018 Campers will be treated to a superstar showcase from Mark Ronson, and hip-hop heads will be floored with performances from the ever-iconic Slick Rick the Ruler and Big Daddy Kane. Kat Bein, Billboard, "Mark Ronson, Chris Lake, Slick Rick & More Lead Dirtybird Campout West 2018 Lineup," 10 July 2018 Early in the fourth, Munguia (29-0, 25 KOs) again floored a fading Ali (26-2) with a timely placed left hook to the chin. Santos A. Perez, miamiherald, "Why two of the top light-heavyweights of the decade may never face each other in the ring | Miami Herald," 13 May 2018 For the incoherent, visually chaotic climax, Mary winds up flooring her expensive coupe into the men shooting at — but somehow missing — her. Wesley Morris, New York Times, "‘Proud Mary’ has a ‘Proud Mary’ Problem," 19 Jan. 2018 On Friday, she was floored by the scene of Weinstein surrendering to authorities in New York. Brian Stelter, CNN, "Rose McGowan's message to Harvey Weinstein: 'We got you'," 25 May 2018 All three judges appear to be floored by Brandon’s bilingual singing skills. Robbie Daw, Billboard, "'American Idol' Recap: Katy Perry Wants a Duet With Lady Gaga & The Top 24 Loses Five (Critic's Take)," 10 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'floor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of floor


before the 12th century, in the meaning defined at sense 1


15th century, in the meaning defined at sense 1

History and Etymology for floor


Middle English flor, from Old English flōr; akin to Old High German fluor meadow, Latin planus level, and perhaps to Greek planasthai to wander

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Dictionary Entries near floor






floor arch


Statistics for floor

Last Updated

13 Jan 2019

Look-up Popularity

Time Traveler for floor

The first known use of floor was before the 12th century

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More Definitions for floor



English Language Learners Definition of floor

 (Entry 1 of 2)

: the part of a room on which you stand

: the lower inside surface of something (such as a vehicle)

: the area of ground at the bottom of something



English Language Learners Definition of floor (Entry 2 of 2)

: to cover (a surface) with material to make a floor

: to knock (someone) to the floor or ground

: to surprise, shock or amaze (someone) very much


\ ˈflȯr \

Kids Definition of floor

 (Entry 1 of 2)

1 : the part of a room on which people stand
2 : the lower inside surface of a hollow structure the floor of a car
3 : the area of ground at the bottom of something the ocean floor
4 : a story of a building the fourth floor


floored; flooring

Kids Definition of floor (Entry 2 of 2)

1 : to cover or provide with a floor The kitchen was floored with tile.
2 : to knock down The punch floored him.


\ ˈflō(ə)r, ˈflȯ(ə)r \

Medical Definition of floor

: the lower inside surface of a hollow anatomical structure the floor of the pelvis

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Legal Definition of floor

1a : a main level space (as in a stock exchange or legislative chamber) distinguished from a platform or gallery
b : members of an assembly took questions from the floor
c : the right to address an assembly the senator from Utah has the floor
2 : a lower limit a five percent floor on deductions for medical expenses

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More from Merriam-Webster on floor

Thesaurus: All synonyms and antonyms for floor

Spanish Central: Translation of floor

Nglish: Translation of floor for Spanish Speakers

Britannica English: Translation of floor for Arabic Speakers

Britannica.com: Encyclopedia article about floor

Comments on floor

What made you want to look up floor? Please tell us where you read or heard it (including the quote, if possible).


to gather or build up little by little

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