hail (interj.) Look up hail at Dictionary.com
salutation in greeting, c. 1200, from Old Norse heill "health, prosperity, good luck," or a similar Scandinavian source, and in part from Old English shortening of wæs hæil "be healthy" (see health; and compare wassail).
The interj. hail is thus an abbreviated sentence expressing a wish, 'be whole,' i. e., be in good health, and equiv. to L. salve, plural salvete, or ave, plural avete .... [Century Dictionary]
hail (n.) Look up hail at Dictionary.com
"frozen rain, pellets of ice falling in showers," Old English hægl, hagol (Mercian hegel) "hail, hailstorm," also the name of the rune for H, from Proto-Germanic *haglaz (cognates: Old Frisian heil, Old Saxon, Old High German hagal, Old Norse hagl, German Hagel "hail"), probably from PIE *kaghlo- "pebble" (cognates: Greek kakhlex "round pebble").
hail (v.1) Look up hail at Dictionary.com
"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 (v.2) Look up hail at Dictionary.com
Old English hagalian "to fall as hail," from root of hail (n.). Related: Hailed; hailing. Figurative use from mid-15c.