noun
- long-distance running races of 26.2 miles (42.2 kilometers)
- any prolonged or demanding activities or events
Usage: figurative
Examples
- She has completed three marathons this year.
- The Boston Marathon attracts thousands of runners annually.
- Training for marathons requires months of preparation.
- The meeting turned into a marathon session lasting eight hours.
- He’s planning to run marathons in all fifty states.
- These budget negotiations have become real marathons.
- Major marathons often raise millions for charity.