1. to take advantage of an opportunity to do something you enjoy; a special day of organized sports or other outside activities for students

1. Dhruthi has a field day playing with all the new toys in her uncle’s store.

2. The fifth grade's annual field day.

3. Needless to say, Fox News and the Republican National Committee are having a field day with this chaotic situation.

4. The newspapers had a field day when the wedding was announced (= they wrote a lot about it and printed many photographs of it).

5. The newspaper had a field day with the scandal.

6. The children had a field day spraying each other with the water hose. They were soaked within minutes.