How Well Do You Know English Slang?
early 14c. (mid-13c. as a surname), from Old French honorable, from Latin honorabilis "that procures honor, estimable, honorable," from honorare "to honor" (see honor (n.)). Related: Honorably.
"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]