Definify.com
Webster 1913 Edition
Black Rod
Black′ Rodˊ
.(a)
the usher to the Chapter of the Garter, so called from the
black rod
which he carries. He is of the king’s chamber, and also usher to the House of Lords. [Eng.]
(b)
An usher in the legislature of British colonies.
Cowell.
Committed to the custody of the
Black Rod
. Macaulay.