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Definition of roof

roof

/ruːf/
roof
Plural:roofs
•
Adjective:roofless
•
Past Simple:roofed
•
Past Participle:roofed
•
Present Participle:roofing
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roof Lexical Profile

roof Game Scores & Validity

• noun

1

The structure forming the upper covering of a building, vehicle, or other enclosure.

Example

"The heavy snow caused the old barn's roof to collapse."

2

A house or home, specifically used to represent a place of shelter or lodging.

Example

"As long as you live under my roof, you are expected to follow the family rules."

3

The upper inner surface of a covered space or cavity, such as the mouth or a cave.

Example

"Peanut butter always seems to get stuck to the roof of my mouth."

Synonyms
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Antonyms
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• verb

1

To cover a building or structure with a roof.

Example

"They plan to roof the new extension with slate tiles."

Synonyms
View all synonyms for roof
Antonyms
View all antonyms for roof

• Rhymes for roof

• Nearby Words

rome
romneya
romulea
roof
rook
room
rooster

Word Origin & Etymology

From Old English 'hrōf', of Germanic origin; related to Old Frisian 'hrōf' and Old Norse 'hróf' (boat shed).

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Roof. In Wordmom Dictionary. Retrieved Oct 19, 2026, from https://wordmom.com/dictionary/roof
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