- To grow, intensify, or rise to an enormous, often unexpected degree:
Operating costs went through the roof last year.
- To become extremely angry:
When I told her about breaking the window, she went through the roof.
- To be extremely noisy and boisterous:
They raised the roof at the party.
- To complain loudly and bitterly:
Angry tenants finally raised the roof about their noisy neighbors.
- to become suddenly or violently angry
- to be very noisy, as in applause, anger, celebration, etc.
- to complain loudly
- at or to an extremely high point or level
a TV show with ratings through the roof
Other Word Forms of Roof
Origin of Roof
From Middle English rof, from Old English hrōf (“roof, ceiling; top, summit; heaven, sky"), from Proto-Germanic *hrōfÄ… (“roof"), from Proto-Indo-European *krāpo- (“roof"), from Proto-Indo-European *krāwǝ- (“to cover, heap"). Cognate with Scots ruif (“roof"), Dutch roef (“a cabin, wooden cover, deckhouse"), Low German rof (“roof"), Icelandic hróf (“a shed under which ships are built or kept, roof of a boathouse").
Middle English from Old English hrōf
From American Heritage Dictionary of the English Language, 5th Edition
From Mandarin Chinese 危宿 (WÄ“ixiù)
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