He said it was important to break down the imaginary ethnic wall separating the people.

If a performance employs the fourth wall, that imaginary wall must be maintained on multiple sides.

One was leaning against an imaginary wall, and the other sat on a chair that wasn't there, drinking from an invisible teacup.

Privacy came in the form of imaginary walls.

He had encased himself in imaginary walls and believed himself secure.

For example, a rope could signify an imaginary wall.

Occasionally flattening their hands against an imaginary wall, they developed an existential relationship.

I would tell them to throw the ball past that imaginary wall they've set up.

Scott would call this strip his "imaginary wall," although it was never a physical barrier.

Presentational theater, on the other hand, tears down that imaginary fourth wall.