Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

roof sth in/over

phrasal verb with roof
 
 
/ruːf/ verb [T often passive]

Definition

to put a roof over a place or area: The council has decided to roof over the open-air swimming pool.Roofs and parts of roofsConstruction work and workers
(Definition of roof sth in/over from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Word of the Day

hold water

If a reason, argument or explanation holds water, it is true

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More