1. to cast a shadow over something
Usage: literal sense
2. to make something seem less important or impressive by comparison
Usage: figurative sense; most common usage

Examples

• The tall building overshadows the small park next to it.
• Her brilliant performance overshadows everyone else in the play.
• The mountain overshadows the entire valley below.
• His recent scandal overshadows his previous achievements.
• The new shopping mall overshadows the local businesses.
• The dark cloud overshadows the sunny meadow.
• Her talent overshadows her lack of experience.