**Omen** (предзнаменование) is a sign or event that is believed to foretell the future, often considered to be an omen of good or bad luck. Here are some examples of how **«omen»** can be used in English:
1. Many people believe that seeing a black cat crossing your path is an omen of bad luck.
2. The ancient Egyptians believed that the appearance of a comet in the sky was an omen of impending disaster.
3. Some people interpret the breaking of a mirror as an omen of seven years of bad luck.
4. The appearance of a rainbow after a storm is often seen as a positive omen, symbolizing hope and good fortune.
5. In some cultures, the number 13 is considered an unlucky omen, and many people avoid having it associated with important events.
6. The sound of a bell ringing on its own is sometimes seen as an omen of death.
7. Some people believe that finding a four-leaf clover is a lucky omen, bringing good luck and prosperity.
8. The appearance of a shooting star is often considered an omen of a wish coming true.
9. In Shakespeare's play «Macbeth», the appearance of the witches and their predictions are seen as ominous omens leading to tragedy.
10. The sight of a bird flying into a building is sometimes interpreted as an omen of an impending disaster or death.