Except for the whales, which they consider an unnecessary expense.

Parking where you have done seems a rather unnecessary expense, doesn't it?

My visit here has been an unnecessary expense for you.

This may lead to unnecessary future expense, damage, and even threats to public safety.

"We are not spending our surplus on unnecessary expenses," he said.

He had come to believe that too many health care services were being provided in hospitals, at unnecessary expense.

I do not want to put the Company to unnecessary expense by wasting any more time.

Accounting differences between states in the Community provide a further unnecessary expense.

The army was now seen as both an unnecessary expense and a political threat.

In 1433, the Chinese government decided that the cost of a navy was an unnecessary expense.