roof
n. countablen. the structure that covers the top of a building or vehicle. It protects the inside from rain, sun, and wind.
n. the external upper covering of a building, vehicle, or other structure. Often used figuratively to refer to the highest limit of a price or value.
The rain is leaking through the roof of the house.
The workers spent the entire afternoon repairing the damaged tiles on the roof after the storm passed.
Architects must consider both the weight of the materials and the local climate when designing a roof that can withstand heavy snowfall and high winds.
From Middle English rof, from Old English hrōf (“roof, ceiling; top, summit; heaven, sky”), from Proto-Germanic hrōfą (“roof”). Cognate with Scots ruif (“roof, ceiling”), Dutch roef (“cabin on a boat”), Icelandic hróf (“shed”), Irish cró (“pen, barn, cabin”), Proto-Slavic stropъ (“roof, ceiling”). Compare Faroese rógv (“something high up”).
From Middle English rofen, roven (“to roof”), from the noun (see above).
Commonly used in the idiom 'hit the roof' to describe becoming very angry.
The cat is in the roofThe cat is on the roofUse 'on' for the exterior surface of the roof; 'in' would imply the cat is inside the attic or the structure itself.