broach

broach is a Noun

Definition:

[1] A spit. [Obs.] He turned a broach that had worn a crown. Bacon.

[2] An awl; a bodkin; also, a wooden rod or pin, sharpened at each end, used by thatchers. [Prov. Eng.] Forby.

[3] A tool of steel, generally tapering, and of a polygonal form, with from four to eight cutting edges, for smoothing or enlarging holes in metal; sometimes made smooth or without edges, as for burnishing pivot holes in watches; a reamer. The broach for gun barrels is commonly square and without taper.

[4] A straight tool with file teeth, made of steel, to be pressed through irregular holes in metal that cannot be dressed by revolving tools; a drift.

[5] A broad chisel for stonecutting.

[6] A spire rising from a tower. [Local, Eng.]

[7] A clasp for fastening a garment. See Brooch.

[8] A spitlike start, on the head of a young stag.

[9] The stick from which candle wicks are suspended for dipping. Knight.

[10] The pin in a lock which enters the barrel of the key.