Four walls

/fˈɔː wˈɔːlz/

/fˈoːɹ wˈɔːlz/

Four walls

a shooting location that has four actual walls, typically a room or an enclosed space, that can be used to create a sense of confinement or intimacy in the scene

Examples

1. I was doing the same thing in my four walls.

2. You should stay within your four walls.

3. so it's four wheels over four walls.

4. This doesn't leave the four walls of Google.