roof
fall off the roof begin a menstrual period. US informal
go through (or hit) the roof
1 (of prices or figures) reach extreme or unexpected heights; become exorbitant.
2 suddenly become very angry. informal
raise the roof make or cause someone to make a lot of noise inside a building, for example through cheering.
2009CLUAS [Irish music magazine] The reaction of the crowd (and look on the Quartet's faces) was classic as the anthemic choruses raised the roof!
the roof falls in a disaster occurs; everything goes wrong.
a roof over your head a place in which you can stay and find shelter.