In practising a form, the student is taught to defend himself against a series of imaginary opponents.

His imaginary opponent is visualized by the practitioner to be all around him.

Darvish carefully raised his right arm to block an imaginary opponent.

Her imaginary opponent could never return that ball on the fly.

It is past time to start playing the opposition on today's field, not an imaginary opponent in a fantasy league from four years ago.

A solitary figure was practicing moves against an imaginary opponent.

He cursed everyone: the imaginary opponent, his own players.

He flashed them in the air, parrying imaginary opponents, even though there was nobody to see.

But as he danced with imaginary opponents striking at him.

His imaginary opponents were always so much better than his real ones.