BUST
Bust, n. Etym: [F. buste, fr. It. busto; cf. LL. busta, bustula, box,
of the same origin as E. box a case; cf., for the change of meaning,
E. chest. See Bushel.]

1. A piece of sculpture representing the upper part of the human figure, including the head, shoulders, and breast. Ambition sighed: she found it vain to trust The faithless column, and the crumbling bust. Pope.

2. The portion of the human figure included between the head and waist, whether in statuary or in the person; the chest or thorax; the upper part of the trunk of the body.

BUSTARD
Bus"tard, n. Etym: [OF. & Prov. F. bistarde, F. outarde, from L. avis
tarda, lit., slow bird. Plin. 10, 22; "proximæ iis sunt, quas
Hispania aves tardas appellat, Græcia (Zoöl.)

Defn: A bird of the genus Otis.

Note: The great or bearded bustard (Otis tarda) is the largest game bird in Europe. It inhabits the temperate regions of Europe and Asia, and was formerly common in Great Britain. The little bustard (O. tetrax) inhabits eastern Europe and Morocco. Many other species are known in Asia and Africa.

BUSTER
Bus"ter, n.

Defn: Something huge; a roistering blade; also, a spree. [Slang,
U.S.] Bartlett.

BUSTLE
Bus"tle, v. i. [imp. & p. p. Bustled (p. pr. & vb.n. Bustling ( Etym:
[Cf. OE. buskle, perh. fr. AS. bysig busy, bysg-ian to busy + the
verbal termination -le; or Icel. bustla to splash, bustle.]

Defn: To move noisily; to be rudely active; to move in a way to cause agitation or disturbance; as, to bustle through a crowd. And leave the world for me to bustle in. Shak.