How can this be a proper exercise of executive authority?

It's really your place as the boy's father to give him the proper exercise, to make sure he's truly a changed person when it's over.

Those walks around the pirate ship had not been any substitute for proper exercise.

Given that, how can it count as proper exercise?

He knew that man's potential on earth, his security and survival, lay in the proper exercise of reason.

I haven't done any proper exercise for God alone knows how long.

"Whether or not a court would say that's a proper exercise of his power remains to be seen."

That, combined with proper exercise, will bring you to full health and keep you there.

This right to be informed is the natural counterpart to the development of trade and the proper exercise of competition.

Labradors like to eat, and without proper exercise can become obese.