An island with no inhabitants; an uninhabited or deserted island.
台風の後、彼らは無人島に漂着した。
After the typhoon, they were stranded on a deserted island.
子どものころ、友達と無人島ごっこをして遊んだ。
When I was a child I played 'desert island' games with my friends.
その小さな無人島は保護区域に指定されている。
That small uninhabited island has been designated as a protected area.