Defn: The buffel duck.

BUTTERBIRD
But"ter*bird`, n. (Zoöl.)

Defn: The rice bunting or bobolink; — so called in the island of
Jamaica.

BUTTERBUMP
But"ter*bump`, n. Etym: [OE. buttur the bittern + 5th bump.] (Zoöl.)

Defn: The European bittern. Johnson.

BUTTERBUR
But"ter*bur`, n. (Bot.)

Defn: A broad-leaved plant (Petasites vulgaris) of the Composite family, said to have been used in England for wrapping up pats of butter.

BUTTERCUP
But"ter*cup`, n. (Bot.)

Defn: A plant of the genus Ranunculus, or crowfoot, particularly R. bulbosus, with bright yellow flowers; — called also butterflower, golden cup, and kingcup. It is the cuckoobud of Shakespeare.

BUTTER-FINGERED
But"ter-fin`gered, a.