to live a hermit's life; to retire from the world and live in nature; also written as [[漱流枕石|漱流枕石|shu4 liu2 zhen3 shi2]]

(idiom) to live a life of seclusion; to lead a frugal and simple life in nature

To rinse one's mouth in the stream and pillow one's head on the stones; describes the reclusive life of a hermit in the mountains.