tipple (v.)youdaoicibaDictYouDict[tipple 词源字典]
c. 1500 (implied in tippling), "sell alcoholic liquor by retail," of unknown origin, possibly from a Scandinavian source (such as Norwegian dialectal tipla "to drink slowly or in small quantities"). Meaning "drink (alcoholic beverage) too much" is first attested 1550s. Related: Tippled.[tipple etymology, tipple origin, 英语词源]