Drill

Drill, dril, v.t. to bore, pierce: to make with a drill: to exercise soldiers, pupils, &c.—to sow seeds, &c., in rows.—n. an instrument for boring stone, metal, teeth, or hard substances (not wood), actuated by a kind of bow, by a brace, or otherwise: a large boring instrument used in mining: a ridge with seed or growing plants on it (turnips, potatoes, &c.): the plants in such a row: the machine for sowing the seed in drill-husbandry.—ns. Drill′-bar′row, a grain-drill driven by hand; Drill′-har′row, a harrow for working between drills; Drill′-hus′bandry, the method of sowing seed in drills or rows; Drill′ing-machine′, Drill′ing-lathe, Drill′-press, machines for boring with a drill or drills; Drill′-mas′ter, one who teaches drill, one who trains in anything, esp. in a mechanical manner; Drill′-plough, a plough for sowing grain in drills; Drill′-ser′geant, a sergeant who drills soldiers. [Prob. borrowed from Dut. drillen, to bore; dril, drille, a borer.]