roof

noun
\ ˈrüf How to pronounce roof (audio) , ˈru̇f How to pronounce roof (audio) \
plural roofs\ ˈrüfs How to pronounce roofs (audio) , ˈru̇fs also  ˈrüvz , ˈru̇vz How to pronounce roofs (audio) \

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 How to pronounce roofed (audio) , ˈru̇ft \ adjective
roofless \ ˈrü-​fləs How to pronounce roofless (audio) , ˈru̇-​ \ adjective
rooflike \ ˈrüf-​ˌlīk How to pronounce rooflike (audio) , 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

Training and racing pigeons are popular hobbies in China, with many Beijing neighborhoods housing pigeon coops atop their roofs. Fox News, "China bans flying pigeons, drones as Beijing preps for 70th anniversary military parade," 16 Sep. 2019 Kohl’s and Best Buy lost part of their roofs and Pizza Ranch suffered heavy damage. Dave Kolpack, Twin Cities, "Tornado hits South Dakota hospital: ‘All are safe and sound’," 11 Sep. 2019 Homeowners are likely concerned about big problems like their roof caving in or their house losing power, but there are some smaller issues that people need to be aware of, too. Kelly O'sullivan, Country Living, "Experts Just Issued a Serious Warning Following the Farmers’ Almanac Winter Forecast," 10 Sep. 2019 Drill a hole in your roof to pass those cables through, and cap that hole with a waterproof housing. Wes Siler, Outside Online, "The Ultimate Overland Solar-Power Setup," 8 Sep. 2019 Some people were reportedly forced to cut holes in their roofs to escape floodwaters in their homes. CBS News, "Hurricane Dorian moving up East Coast after leaving Bahamas in ruins," 4 Sep. 2019 Holliday also points out that some horned dinosaurs, such as Triceratops and Chasmosaurus, have signs of similar structures in their skull roofs that are tantalizingly close to their neck frills. John Pickrell, National Geographic, "New discovery shows how T. rex kept its brain cool," 4 Sep. 2019 Then, the van veered toward a pickup truck, struck the edge, and flipped over, landing on its roof in the right lane of the highway. oregonlive.com, "Driver captures video of van slamming into parked truck, then flipping over on I-205," 28 Aug. 2019 News from elsewhere on the internet Walmart sues Tesla, alleging its solar roofs kept catching on fire. Aarian Marshall, WIRED, "A Bank-Busting Bugatti, VW’s EV Dune Buggy, and More Car News," 25 Aug. 2019

Recent Examples on the Web: Verb

The house is roofed with slate with copper for its soffits and gutters. Judy Rose, Detroit Free Press, "Terraces, balconies make $3M Grosse Pointe Shores mansion special," 20 July 2019 Private companies have been trying out solutions in poor, crowded neighborhoods such as Makindye-Lukuli, where trash piles up around tin-roofed homes. Washington Post, "Africa’s booming cities face a severe toilet crisis," 27 July 2019 At Letná Park, perched on a hill- top overlooking Prague, frame skateboarders in action against the panorama of a red- roofed cityscape. National Geographic, "Prague High School Photography Workshop," 17 June 2019 Horan roofed her shot into Thailand’s net for a 3-0 U.S. lead. Alicia Delgallo, Pro Soccer USA, "Alex Morgan scores 5 in USWNT’s 13-0 domination of Thailand to open World Cup," 3 Aug. 2018 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

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

10 Oct 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 How to pronounce roof (audio) , 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 How to pronounce roof (audio) , ˈru̇f How to pronounce roof (audio) \
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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