To Lily this attitude was the most ominous, because the most perplexing, element in the situation.
It was not that she had never had premonitory glimpses of such an outbreak; but rather because, here and there throughout the three months, the surface of life had shown such ominous cracks and vapours that her fears had always been on the alert for an upheaval.
It was still more of a surprise to see, as he entered, that it had been opened by Gerty Farish—and that behind her, in an agitated blur, several other figures ominously loomed.
There are no more uses of "ominous" in the book.
Show samples from other sources
I’m beginning to hear ominous rumblings of discontent.
With the clouds looking so ominous, I’m afraid there will be a bad storm.