Wiktionary
n. A slide door, usually made of glass, that opens onto a patio, deck or garden.
Usage examples of "patio door".
She pushed through a group standing between her and the patio door, maneuvered her way around a waiter and a sofa, and headed outside.
Yet when Ken reached the dining room and was almost to the doorway that led into the kitchen, intending to make a break for the family room and the patio door by which Tee!
And who smashed in the patio door last year when everything started falling apart?
I went to the patio door, which got out of my way as I was reaching to slide it open.
To her right, the glass patio door jiggled as she watched its hook unlatch itselfclack.
Neville sauntered across the bar and down the short passage to the patio door.
There was also a patio door that led out to a small balcony, but since I was on the second floor it wasn't a place I'd felt needed a full alarm system.
The alarm still should have gone off in the guard's shack and in the central system's headquarters when they opened the patio door.
The wood of the patio door was cold and solid under her trembling fingers.
Holly was angry with herself for not having asked the correct questions on Monday, when Jim had finally opened his patio door and let her into his life.