holler (v.)youdaoicibaDictYouDict[holler 词源字典]
1690s, American English, variant of hollo (1540s) "to shout," especially "to call to the hounds in hunting," related to hello. Compare colloquial yeller for yellow, etc. As a style of singing (originally Southern U.S.), first recorded 1936. Related: Hollered; hollering. As a noun, from 1896, earlier hollar (1825).[holler etymology, holler origin, 英语词源]