The vast body of salt water that covers most of the Earth's surface; specifically refers to any of the major oceans like the 太平洋 tài​píng​yáng or 大西洋 dà​xī​yáng.

(historical) A silver coin used as currency in old China; also used colloquially or as slang to refer to the modern 人民币 rén​mín​bì.