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byock, noun

Forms:
Also byok.
Origin:
EnglishShow more Etymology unknown; the Italian bajocco ‘brown’ entered English in the 16th century as byock or baiock, meaning ‘a small Italian copper coin’, but any relationship with this word seems unlikely.
Ostrich-farming
A black and white wing-feather from a cock ostrich; fancy sense 1. See also prime.
1877 J. De Mosenthal Ostriches & Ostrich Farming 226Byoks. White, with black spots.
1967 E. Rosenthal Encycl. of Sn Afr. 90Byocks, Type of ostrich feather, taken from the wing of a male, and of two colours.
A black and white wing-feather from a cock ostrich; fancy1.

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18771967