to cut; to form or shape by cutting; to make by incision, hewing, or the like.-to fortify by cutting a ditch, and raising a rampart or breastwork with the earth thrown out of the ditch; to intrench.-to cut furrows or ditches in; as, to trench land for the purpose of draining it.-to dig or cultivate very deeply, usually by digging parallel contiguous trenches in succession, filling each from the next; as, to trench a garden for certain crops.-to encroach; to intrench.-to have direction; to aim or tend.-a long, narrow cut in the earth; a ditch; as, a trench for draining land.-an alley; a narrow path or walk cut through woods, shrubbery, or the like.-an excavation made during a siege, for the purpose of covering the troops as they advance toward the besieged place. the term includes the parallels and the approaches.