1721 as short for honorable (adj.); 1906 as short for honey (n.) in the affectionate sense.
Entries linking to hon
honorable adj.
mid-14c. (mid-13c. as a surname, Walter le Onorable, also known as Walter Honurable), "worthy of respect or reverence, respectable," also "signifying or rendering distinction or respect; ensuring good repute or honor," from Old French onorable, honorable "respectable, respectful, civil, courteous," from Latin honorabilis "that procures honor, estimable, honorable," from honorare "to honor," from honor (see honor (n.)). Meaning "honest, sincere, in good faith" is from 1540s; sense of "acting justly" is from c. 1600.
"Now, George, you must divide the cake honorably with your brother Charlie."—George: "What is 'honorably,' mother?" "It means that you must give him the largest piece."—George: "Then, mother, I should rather Charlie would cut it." ["Smart Sayings of Bright Children," collected by Howard Paul, 1886]
As an epithet before the name of a peer, Church or civil official, guild officer, etc., from c.1400. As a noun, "honorable person," late 14c. Alternative adjective honorous (Old French honoros) seems not to have survived Middle English. Related: Honorably; honorableness.
honey n.
Middle English hony, from Old English hunig "honey," from Proto-Germanic *hunang- (source also of Old Norse hunang, Swedish honung, Old Saxon honeg, Old Frisian hunig, Middle Dutch honich, Dutch honig, Old High German honang, German Honig "honey"), of uncertain origin. Perhaps from a PIE *k(e)neko- denoting yellow, golden, or brownish colors (compare Sanskrit kancan- "golden," Welsh canecon "gold," Greek knēkos "yellowish"), or perhaps from a substratum word. Finnish hunaja is a Germanic loan-word.
The more common Indo-European word is represented in Germanic by the Gothic word for "honey," miliþ (from PIE root *melit- "honey"). A term of endearment from at least mid-14c.; extended form honey-bunch attested by 1904. Meaning "anything good of its kind" is 1888, American English. Honey-locust, North American tree, so called from 1743, said to be named from a sweet pulp made by Native Americans from the tree's beans.