v. t. [ imp. & p. p. Betossed ] To put in violent motion; to agitate; to disturb; to toss. “My betossed soul.” Shak. [ 1913 Webster ]

n.; pl. Bosses [ OE. boce, bose, boche, OF. boce, boche, bosse, F. bosse, of G. origin; cf. OHG. bōzo tuft, bunch, OHG. bōzan, MHG. bôzen, 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. [ 1913 Webster ]

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. [ 1913 Webster ]

3. (Arch.) A projecting ornament placed at the intersection of the ribs of ceilings, whether vaulted or flat, and in other situations. [ 1913 Webster ]

4. [ Cf. D. bus box, Dan. bösse. ] 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. [ 1913 Webster ]

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. [ 1913 Webster ]

6. A head or reservoir of water. [ Obs. ] [ 1913 Webster ]

v. t. [ imp. & p. p. Bossed p. pr. & vb. n. Bossing. ] [ OE. bocen, fr. OF. bocier. See the preceding word. ] To ornament with bosses; to stud. [ 1913 Webster ]

n. [ D. baas master. ] A master workman or superintendent; a director or manager; a political dictator. [ Slang, U. S. ] [ 1913 Webster ]

n. [ F. bossage, fr. bosse. See Boss a stud. ] 1. (Arch.) A stone in a building, left rough and projecting, to be afterward carved into shape. Gwilt. [ 1913 Webster ]

2. (Arch.) Rustic work, consisting of stones which seem to advance beyond the level of the building, by reason of indentures or channels left in the joinings. Gwilt. [ 1913 Webster ]

a. Embossed; also, bossy. [ 1913 Webster ]

n. [ Cf. Boss a stud. ] (Zool.) A rudimental antler of a young male of the red deer. [ 1913 Webster ]

n. The rule or practices of bosses, esp. political bosses. [ Slang, U. S. ] [ 1913 Webster ]

n. [ Dim. fr. Prov. E. boss in boss-calf, buss-calf, for boose-calf, prop., a calf kept in the stall. See 1st Boose. ] A cow or calf; -- familiarly so called. [ U. S. ] [ 1913 Webster ]

a. Ornamented with bosses; studded. [ 1913 Webster ]