An unpleasant idea occurred to Brian: that the fuel might stop burning halfway across the country, with the 767 at 36,000 feet.

Tosev 3, unfortunately, has taught us all a variety of unpleasant new ideas.

He had become obsessed with this unpleasant idea.

I asked cautiously, thinking that here was a new and particularly unpleasant idea.

He had always been, to a degree, unstable in this way, perhaps because of his tendency to suppress the unpleasant ideas which sometimes came to him.

Mrs Brandy was suddenly struck with a most unpleasant idea.

For the first time an unpleasant idea flashed across Sam's mind.

"For almost all Europeans, this is a very unpleasant idea, but we should get used to it," the paper's editorialists admonished.

'Those fancified French folks, with all of their unpleasant ideas.'

A very unpleasant idea came into her head - "Suppose they have giant moths in this country!