How anyone could say it is a dull subject, I cannot imagine.

Helen replied that she had no intention of brooding on such a dull subject.

The reviewer concluded: "A superb simulation of a dull subject".

Did he mean that pure painting triumphs over dull subjects?

As I said at the beginning, copyright is rather a dull subject.

The film surprises, much as the book did, by taking what might seem a worthy but dull subject and making it sparkle.

That adds authority to claims for measures about farm prices and telecommunications, two very important but dull subjects.

I've always found money a rather dull subject.

"The state of my health is a dull subject, indeed."

Indeed, the sea can be a dull subject when not seen as the setting for human activity and emotion.