"act of arraigning, act of putting in proper order," 1740, from French arrangement (Old French arengement), from arranger "arrange" (see arrange). The meaning "that which is put in order, combination of parts or materials" is from 1800. The sense in music, "adaptation of a composition to voices or instruments, or to a purpose, for which it has not been designed," is by 1813. The meaning "final settlement, adjustment by agreement" is from 1855.
updated on September 25, 2022