1

roof

noun \ ˈrüf , ˈru̇f \
Updated on: 15 Nov 2017

Definition of roof

plural roofs play \ˈrüfs, ˈru̇fs also ˈrüvz, ˈru̇vz\
1 a (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
2 a :the highest point :summit
b :an upper limit :ceiling
3 a :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

roofed

play \ˈrüft, ˈru̇ft\ adjective

roofless

play \ˈrü-fləs, ˈru̇-\ adjective

rooflike

play \ˈrüf-ˌlīk, ˈru̇f-\ adjective
through the roof
:to an extremely or excessively high level
  • prices went through the roof

Examples of roof in a Sentence

  1. the roof of a car

  2. The roof of the old barn collapsed.

  3. He bit into a hot slice of pizza and burned the roof of his mouth.

Recent Examples of roof from the Web

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.

Illustration of roof

Origin and Etymology of roof

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

roof Synonyms

Other Architecture Terms


2

roof

verb

Definition of roof

transitive verb
1 a :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

roofer

noun

Examples of roof in a Sentence

  1. fed and roofed the emergency volunteers for a week

Recent Examples of roof from the Web

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.

First Known Use of roof

15th century

roof Synonyms

Other Building Terms



ROOF Defined for English Language Learners

roof

noun

Definition of roof for English Language Learners

  • : 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

Definition of roof for English Language Learners

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


ROOF Defined for Kids

1

roof

noun \ ˈrüf , ˈru̇f \

Definition of roof for Students

plural roofs
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

roofed

\ˈrüft, ˈru̇ft\ adjective

2

roof

verb

Definition of roof for Students

roofed; roofing
:to cover with a roof

Medical Dictionary

roof

noun \ ˈrüf , ˈru̇f \

medical Definition of roof

plural roofs \ˈrüfs, ˈru̇fs also ˈrüvz, ˈru̇vz\
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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