What is Dock?

Legal Definition
n. The cage or enclosed space in a criminal court where prisoners stand when brought in for trial. The space, in a river or harbor, Enclosed between two wharves. City of Boston v. Lecraw, 17 How. 434, 15 L. Ed. 118; Bingham v. Doane, 9 Ohio, 107. "A dock is an artificial basin in connection with a harbor, used for the reception of vessels in the taking on or discharging of their cargoes, and provided with gates for preventing the rise and fall of the waters occasioned by the tides, and keeping a uniform level within the docks." Perry v. Haines, 191 U. S. 17, 24 Sup. Ct. 8, 48 In Ed. 73.
See also
-- Black's Law Dictionary
Legal Definition
A place reserved for a prisoner on trial; the space between two wharves. See 58 U. S. 426, 15 L. Ed. 118.
-- Ballentine's Law Dictionary
Legal Definition
v. To curtail or diminish, as to dock an entail.
-- Black's Law Dictionary