A square patch of blackness showed against the roof.
A closer look at the wall reveals the edges of two square patches, which are to be broken through by the actor's blows.
The front door was between two windows, one a little square patch of glass, the other running down the length of the place.
We saw many little square patches of blue too.
A square patch means an air port you can hook into directly overhead.
Several visitors were struck by the backyard, a square patch of dirt with a single huge tree.
A square patch of skin was missing just above the forehead.
But as the curtains open, they get stuck in their tracks, leaving only a square patch of the movie screen visible.
The only light source was a square glowing patch above their heads.
A square patch of hair had been cut from the back of the victim's head.