roof

noun
\ ˈrüf , ˈru̇f \
plural roofs\ ˈrüfs , ˈru̇fs also  ˈrüvz , ˈru̇vz \

Definition of roof

 (Entry 1 of 2)

1a(1) : the cover of a building
(2) : material used for a roof : roofing
b : the roof of a dwelling conventionally designating the home itself didn't have a roof over my head they share the same roof
2a : the highest point : summit
b : an upper limit : ceiling
3a : the vaulted upper boundary of the mouth
b : a covering structure of any of various parts of the body roof of the skull
4 : something suggesting a roof: such as
a : a canopy of leaves and branches
b : the top over the passenger section of a vehicle
through the roof
: to an extremely or excessively high level prices went through the roof

roof

verb
roofed; roofing; roofs

Definition of roof (Entry 2 of 2)

transitive verb

1a : to cover with or as if with a roof
b : to provide with a particular kind of roof or roofing often used in combination slate-roofed houses
2 : to constitute a roof over

Illustration of roof

Illustration of roof

Noun

roof 1a(1): 1 gambrel, 2 mansard, 3 hip, 4 lean-to

In the meaning defined above

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Other Words from roof

Noun

roofed \ ˈrüft , ˈru̇ft \ adjective
roofless \ ˈrü-​fləs , ˈru̇-​ \ adjective
rooflike \ ˈrüf-​ˌlīk , ˈru̇f-​ \ adjective

Verb

roofer noun

Examples of roof in a Sentence

Noun

the roof of a car The roof of the old barn collapsed. He bit into a hot slice of pizza and burned the roof of his mouth.

Verb

fed and roofed the emergency volunteers for a week
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Recent Examples on the Web: Noun

The roof will be open if weather permits, officials have said. Jeff Martin, The Seattle Times, "5 years after ‘snow jam,’ storm takes aim at Super Bowl city," 29 Jan. 2019 The second stories of these homes were uniquely tall and featured high, arched windows that extended past the eave of the roof, adding to the heightened appearance of the house. Maggie Burch, House Beautiful, "French Provincial Design Has Always Set the Bar For Casual Elegance," 11 Jan. 2019 The roof of the facility is covered in photovoltaic panels. John Timmer, Ars Technica, "Bikes, bowling balls, and the delicate balancing act that is modern recycling," 31 Dec. 2018 From outside, Chief Boden (Eamonn Walker) notices the roof is about to cave in and orders his men to evacuate the blaze. Kelly O'sullivan, Country Living, "'Chicago Fire' Shows Severide Facing Death in This Terrifying Sneak Peek," 13 Nov. 2018 Your inhalations draw some of these molecules into a cavity between your eyes just above the roof of your mouth. Tim Folger, Discover Magazine, "How Quantum Mechanics Lets Us See, Smell and Touch," 24 Oct. 2018 As the train was running from Larchmont to Mamaroneck about half an hour later, a pair of brothers tried to climb from inside a car onto the roof. Fox News, "Red Sox fan electrocuted after trying to train surf from Yankee Stadium," 21 Sep. 2018 The Modesto report that the Fresno department helped write warned against firefighters climbing atop the roofs of burning garages. Mike Hendricks, kansascity, "In a tragic loop, firefighters continue to die from preventable mistakes," 13 July 2018 The house exploded, sending wood, bricks and a large part of the building’s roof tumbling down. Christopher Mele, New York Times, "2 Plead Guilty to Manslaughter in Gas Explosion That Killed a Fire Chief," 13 July 2018

Recent Examples on the Web: Verb

Decorate roof: Attach sliced almonds to roof pieces with royal icing. Taylor Murray, Country Living, "Gingerbread Barn," 19 Nov. 2018 Moments later, a gang of his friends make our porch and roof their jungle gym, screeching and swinging from every surface. Virginia Van Zanten, Vogue, "Why Botswana Should Top Your Travel List in 2019," 27 Dec. 2018 And then, last April, India’s venerable Taj Hotels debuted a sumptuous resort with 50 stand-alone thatch roofed villas, Taj Exotica Resort & Spa, at Radhanagar Beach, a swath of sugary sand that often tops rankings of Asia’s best beaches. Klara Glowczewska, Town & Country, "The Best Places to Travel in 2019," 7 Dec. 2018 No residents were injured, but at least one medic sitting an an ambulance sustained minor injuries when roofing material from one of the buildings crashed onto the vehicle and shattered the windshield, Brady said. Washington Post, "Wind damage to Md. apartment complex forces evacuation of more than 300," 2 Mar. 2018 Brazile and his crew are busy inside an immense, roofed-in practice pen, down the slope from his big stone house. Melissa Lyttle, Smithsonian, "The First Family of Rodeo," 13 Dec. 2017 Harassment Several residents reported receiving numerous calls the morning of July 10 from a roofing company offering to give estimates on a new roof. Kimberly Fornek, chicagotribune.com, "Police blotter: Burr Ridge officers follow suspects in eight car burglaries onto I-55 before losing them," 14 July 2018 This light and easy system attaches to most roof racks and unfurls to provide more than 40 square feet of coverage. Sara Kennedy, The Seattle Times, "7 fun additions for your camping kit," 2 July 2018 Designs in which roofs wrap around buildings and extend to the ground are increasingly common, Stuewe said. Bill Glauber, Milwaukee Journal Sentinel, "Swooping roof at new Summerfest entrance joins the list of buildings that resemble Bucks arena," 21 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'roof.' 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 roof

Noun

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

Verb

15th century, in the meaning defined at sense 1a

History and Etymology for roof

Noun

Middle English, from Old English hrōf; akin to Old Norse hrōf roof of a boathouse and perhaps to Old Church Slavonic stropŭ roof

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Statistics for roof

Last Updated

14 Feb 2019

Look-up Popularity

Time Traveler for roof

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

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More Definitions for roof

roof

noun

English Language Learners Definition of roof

 (Entry 1 of 2)

: the cover or top of a building, vehicle, etc.
: the top of the inside of a tunnel, cave, etc.
: the top of the inside of your mouth

roof

verb

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

: to cover (something, such as a building) with a roof

roof

noun
\ ˈrüf , ˈru̇f\
plural roofs

Kids Definition of roof

 (Entry 1 of 2)

1 : the upper covering part of a building
2 : something like a roof in form, position, or purpose Barely aware of the earth beneath my feet or the roof of trees above …— Avi, Crispin

Other Words from roof

roofed \ ˈrüft , ˈru̇ft \ adjective

roof

verb
roofed; roofing

Kids Definition of roof (Entry 2 of 2)

: to cover with a roof

roof

noun
\ ˈrüf , ˈru̇f \
plural roofs\ ˈrüfs, ˈru̇fs also ˈrüvz, ˈru̇vz \

Medical Definition of roof

1 : the vaulted upper boundary of the mouth supported largely by the palatine bones and limited anteriorly by the dental lamina and posteriorly by the uvula and upper part of the fauces
2 : a covering structure of any of various parts of the body other than the mouth roof of the skull roof of the dental pulp chamber

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More from Merriam-Webster on roof

Rhyming Dictionary: Words that rhyme with roof

Thesaurus: All synonyms and antonyms for roof

Spanish Central: Translation of roof

Nglish: Translation of roof for Spanish Speakers

Britannica English: Translation of roof for Arabic Speakers

Britannica.com: Encyclopedia article about roof

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