the upper rigid cover of a building, vehicle, etc
the vaulted or covering part of the mouth, skull, etc
a ceiling
a dwelling or home
Why not … share the same roof — Virginia Woolf
the highest point or level
something resembling a roof in form or function
the vaulted or covering part of the mouth, skull, etc
go through the roof
of e.g. prices: to reach extraordinarily high levels
hit the roof (see hit1)
roofless adj
[Old English hrōf]