noun
idle land; unused land; vacant land
Refers to land that is not being used for its intended purpose, often in economic or urban planning contexts.
市は遊休地を公園に変える計画を発表した。
The city announced a plan to turn idle land into a park.
この地域には多くの遊休地が残っている。
There is a lot of unused land remaining in this area.
Compound of 遊休 (idle, unused) and 地 (land). The exact historical derivation is uncertain, but the term is conventionally used in modern Japanese for idle or unused land.