hail (v.1)youdaoicibaDictYouDict[hail 词源字典]
"to greet or address with 'hail!,'" also "to drink toasts," c. 1200, heilen; to call to from a distance," 1560s (in this sense originally nautical), from hail (interj.). Related: Hailed; hailing. Hail fellow well met is from 1580s as a descriptive adjective, from a familiar greeting; hail fellow (adj.) "overly familiar" is from 1570s. Hail Mary (c. 1300) is the angelic salutation (Latin ave Maria) in Luke i:58, used as a devotional recitation. As a desperation play in U.S. football, attested by 1940. To hail from is 1841, originally nautical. "Hail, Columbia," the popular patriotic song, also was a euphemism for "hell" in American English slang from c. 1850-1910.[hail etymology, hail origin, 英语词源]
hail (v.2)youdaoicibaDictYouDict
Old English hagalian "to fall as hail," from root of hail (n.). Related: Hailed; hailing. Figurative use from mid-15c.