Antonym: floor. Similar words: go off, room, troop, bedroom, bathroom, courtroom, mushroom, classroom. Meaning: [ruːf] 
n. 1. a protective covering that covers or forms the top of a building 2. protective covering on top of a motor vehicle. v. provide a building with a roof; cover a building with a roof.
n. 1. a protective covering that covers or forms the top of a building 2. protective covering on top of a motor vehicle. v. provide a building with a roof; cover a building with a roof. 
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211) The roof of their house caved in during a hurricane.
212) He climbed up to the roof to adjust the aerial for a better reception.
213) The roof tiles will need an overlap of several centimetres.
214) We're going to roof in the yard to make a garage.
215) The Marines climbed to the roof of the embassy building to raise the American flag.
216) The rain is leaking in through a crack in the roof.
217) The council has decided to roof over the open-air swimming pool.
218) They caved in the roof of the underground passage with powerful explosives.
219) Prisoners climbed onto the prison roof to protest at the conditions inside the prison.
219) Sentencedict.com try its best to collect and create good sentences.
220) The dance hall once even had its roof blown off in World War II.
221) They gave their lives for their country, and now they have no roof over their heads.
222) The pillars have to support the weight of the roof.
223) There was a terrible noise and the roof caved in.
224) Check for roof tiles that have been displaced by the wind.
225) A group of prisoners stood on the roof, defiantly waving banners and throwing stones.
226) The roof of the ancient temple caved in because of bad maintenance.
227) It is difficult to get them all together under one roof.
228) The roof was so low he bumped his head .
229) The last of the ten inmates gave themselves up after twenty eight hours on the roof of the prison.
230) She gave him enough money to get a roof over his head.
231) The band gave an impromptu concert on the roof of the studio.
232) Put that back before Dad sees you and hits the roof!
233) I burnt the roof of my mouth on some hot soup.
234) The builder gave an approximate cost for fixing the roof.
235) We'll have to patch up the hole in the roof.
236) The slate roof differentiates this house from others in the area.
237) Mother raised the roof when she saw the dog's muddy foot prints on her new bedspread.
238) Her voice, clear and pure, soared up to the roof.
239) I was so thirsty my tongue was sticking to the roof of my mouth.
240) With their last, triumphant piece, the musicians raised the roof.