3. (Arch.)
Defn: A projecting ornament placed at the intersection of the ribs of ceilings, whether vaulted or flat, and in other situations.
4. Etym: [Cf. D. bus box, Dan. bösse.]
Defn: 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 water. [Obs.]
BOSS
Boss, v. t. [imp. & p. p. Bossed; p. pr. & vb. n. Bossing.] Etym:
[OE. bocen, fr. OF. bocier. See the preceding word.]
Defn: To ornament with bosses; to stud.
BOSS
Boss, n. Etym: [D. baas master.]
Defn: A master workman or superintendent; a director or manager; a political dictator. [Slang, U. S.]