- Also called dormer window. a vertical window in a projection built out from a sloping roof.
- the entire projecting structure.
1592, originally "window of a sleeping room," from M.Fr. dormeor "sleeping room," from dormir "to sleep," from L. dormire (see dormant).
"It was a red-brick Georgian Colonial, boxy but handsome in a quiet kind of way, two and a half stories high with dormered windows and a chimney on each end."
- Octavia Butler, Kindred