noun.
A customs officer who boards incoming ships at a harbor.
The Century Dictionary and Cyclopedia
noun.
One of a class of custom-house officers whose business it is to await the arrival of ships, and to see that while in port the customs regulations as to the landing and shipping of goods are observed, and the revenue laws are not violated.
the GNU version of the Collaborative International Dictionary of English
noun.
A customhouse officer who watches the landing of goods from merchant vessels, in order to secure payment of duties.