portentous

/pɔrˈtɛntəs/
adjective
  1. Giving a sign or warning that something bad or unpleasant is going to happen; ominous.
    • The old sailor saw the portentous red sky at dawn and warned the crew to prepare for rough seas.
    • The dark clouds gathering over the mountain looked portentous, hinting at a severe storm.
    • Her portentous silence made everyone in the room feel uneasy about the news she was about to share.
  2. Serious and self-important in a way that is meant to impress others; pompous or solemn.
    • The professor gave a portentous speech about the future of technology, using long words to sound important.
    • He struck a portentous pose at the podium, as if he were about to announce a world-changing discovery.
    • Her portentous tone during the meeting annoyed her colleagues, who just wanted a simple update.
What does "portentous" mean? | whatsthatwordmean | whatsthatwordmean