English Dictionary

field day

noun

(military) A day for manoeuvres and tactical exercises in "the field". / A school day for athletic events; a sports day. / A day of class taken away from school for a field trip.

We had a great field day at the park.

意味（1）

(military) A day for manoeuvres and tactical exercises in "the field".

This morning I got up, with great difficulty, at 6.30, and at 7.45 we started out for a Brigade Field Day. Did an attack from 10.30 to 2.30, but it wasn't a strenuous one for me as I was told to become a casualty soon after the 3000 yard assault began ….

意味（2）

A school day for athletic events; a sports day.

意味（3）

A day of class taken away from school for a field trip.

意味（4）

(idiomatic) A great time or a great deal to do; a period of bustling activity.

They went to the park and had a field day playing on the swings.

意味（5）

(idiomatic) A great time or a great deal to do, at somebody else's expense.

The reporters will have a field day with a comment like that.

意味（6）

(US military, specifically US Navy, US Coast Guard and US Marine Corps) A day on which there is top-to-bottom all-hands cleaning.