drunk tank
noun [ C ] US informal uk/ˈdrʌŋk ˌtæŋk/ us/ˈdrʌŋk ˌtæŋk/
（警察局里的）醉鬼监禁室
a cell (= locked room) in a police station where people who are drunk can be kept
Police picked him up and threw him in the drunk tank. 警察将她带走，丢进了醉鬼监禁室。