ominous
//ˈɒmɪnəs//
Adjective
ominousCanonical form
more ominousComparative
most ominousSuperlative
1
Giving the impression that something bad or unpleasant is going to happen; threatening or inauspicious.
Dark clouds gathered in the sky, creating an ominous atmosphere.
2
Serving as an omen or warning of future events, especially of misfortune.
The dark clouds on the horizon were an ominous sign of the approaching storm.