collapsibledoor

noun
UK /kəˈlæpsɪbəl dɔː/
US /kəˈlæpsəbəl dɔːr/

A collapsible door is a door that can fold up or slide away to save space.

The camper van has a collapsible door that folds flat when it is open.


OTHER MEANINGS

2. A door made of hinged panels that fold back on themselves like an accordion.

They installed a collapsible door between the kitchen and the dining room.

3. A temporary or emergency door designed to give way or fold when pushed.

The stage set used a collapsible door for the quick scene change.

4. A door on a tent, awning, or vehicle that can be folded and packed away.

He zipped up the collapsible door of the tent before the rain started.