folding door

noun

1. a door with hinged sections that can be folded flat against one another when opened.

folding door

noun

1. a door in the form of two or more vertical hinged leaves that can be folded one against another

Word History and Origins

Origin of folding door¹

First recorded in 1605–15

Example Sentences

This bus has more students than the first one — teens step through the folding doors holding drawstring backpacks.

From Washington Post

The room also has a wet bar with cherry wood folding doors and a Miele dishwasher.

From Washington Post

Swinging doors can knock a small child down, and folding doors can pinch little fingers.

From Seattle Times

Although there are no windows on the east wall, the unit receives a surplus of southern light thanks to the folding door.

From Los Angeles Times

Beidler also added large glass folding doors to the stairs that allow natural light to flood the space.

From Washington Post