1. lasting for only a short time; passing quickly

Examples

• She caught a fleeting glimpse of the deer before it disappeared into the woods.
• The fleeting moment of happiness was soon replaced by worry.
• His fleeting visit to the city lasted only two days.
• The sunset provided a fleeting burst of color across the sky.
• They shared a fleeting smile before going their separate ways.
• The fleeting nature of childhood makes every moment precious.