noun
A somewhat literary or old-fashioned word for battlefield. In modern Japanese, 戦場 (せんじょう) is more common.
See also: 戦場
武将たちは軍場に散った。
The warriors fell on the battlefield.
軍場の露と消えた若者たち。
Young men who vanished like dew on the battlefield.
The standard modern word for battlefield. 軍場 (いくさば) is a rarer, more literary variant.
Compound of 軍 (いくさ, 'war, battle') and 場 (ば, 'place'). The reading いくさ is an older native Japanese word for war.