It is, too, as you have said, a dull sleepy spot.

These were little dull spots hardly bigger than the head of a pin, invisible at three feet.

Following this performance, there were dull spots and the ratings dropped.

And there wasn't a choreographic dull spot in the evening.

There are dull spots, to be sure, but not enough to spoil the show.

There were dull spots, certainly, but they were surprisingly few.

Margaret's eyes had moved to the girl's throat and two familiar dull red spots.

She pointed, and I could see a dull glowing spot about a kilometer off.

There are dull spots, as there were in the opening piece.

He could be in the middle of learning new information and waiting for a dull spot before phoning.