Western explorers construed the presence of wolves as an ominous portent.
An ominous little black pig fills a corner in The Maids, a premonition of the murders to come.
There are no silver linings in these clouds, only ominous sounds of rumbling thunder.
His dark, ominous eyes bore testament to the fact that he was dangerous.
Not only are they threatened by the ominous arrival, they have no idea who he is, or what he shall look like.
A forest lies to the south, darker and more ominous , but just as green and full of life.
Outside, dark, ominous thunder clouds gathered as rain began to pelt down on top of her car.
No more rain, a slight breeze now and again, but the sky remains dark and ominous .
The storm is just about to break, there's an ominous black cloud over Sheffield.
The figure frightened her, an ominous thing of black with pointed ears and dark green skin.