What is what does ominous mean?

Ominous means something that suggests that there is danger or harm in the future. It is an adjective that describes a feeling of foreboding or fear caused by a sign or warning indicating future dangers or threats. It can also refer to something that is dark, threatening, or seemingly evil. The term is often used to describe events, situations, or people that are believed to be a sign of something negative or sinister. For example, dark clouds in the sky can be an ominous sign of an approaching storm, or the mysterious behavior of a stranger can be an ominous warning that they may pose a threat.