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(bs; 115), n.; pl. Bosses (-z). [OE. boce, bose, boche, OF. boce, boche, bosse, F. bosse, of G. origin; cf. OHG. bzo tuft, bunch, OHG. bzan, MHG. bzen, to beat. See Beat, and cf. Botch a swelling.] 1. Any protuberant part; a round, swelling part or body; a knoblike process; as, a boss of wood. 2. A protuberant ornament on any work, either of different material from that of the work or of the same, as upon a buckler or bridle; a stud; a knob; the central projection of a shield. See Umbilicus. 3. (Arch.) A projecting ornament placed at the intersection of the ribs of ceilings, whether vaulted or flat, and in other situations. 4. [Cf. D. bus box, Dan. bsse.] A wooden vessel for the mortar used in tiling or masonry, hung by a hook from the laths, or from the rounds of a ladder. Gwilt. 5. (Mech.) (a) The enlarged part of a shaft, on which a wheel is keyed, or at the end, where it is coupled to another. (b) A swage or die used for shaping metals. 6. A head or reservoir of w Boss (bs), v. t.[imp. & p. p.Bossed (bst); p. pr. & vb. n.Bossing.] [OE. bocen, fr. OF. bocier. See the preceding word.] To ornament with bosses; to stud. Boss n.[D. baas master.] A master workman or superintendent; a director or manager; a political dictator. [Slang, U. S.] スポンサード リンク
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