Origin: 1765–75; < ML machecoll(um), a Latinization of MF *machecol lit., (it) breaks (the) neck (from the use of such openings to drop projectiles on an ascending attacker; mache, 3d sing. pres. of macher to beat, break, bruise (appar. of expressive orig.) + col neck (see collar)) + -ate1; cf. late ME machecollyd machicolated
ma·chic·o·late (mə-chĭk'ə-lāt') tr.v.
ma·chic·o·lat·ed, ma·chic·o·lat·ing, ma·chic·o·lates To provide or furnish with machicolations.
[Medieval Latin machicolāre, machicolāt-, from Old French machicoller, from machicoleis, machicolation, from Old Provençal machacol : macar, to crush (from Vulgar Latin *maccāre) + col, neck (from Latin collum; see kwel-1 in Indo-European roots).]