'Merchantman' definitions:

Definition of 'merchantman'

From: WordNet
noun
A cargo ship; "they did much of their overseas trade in foreign bottoms" [syn: bottom, freighter, merchantman, merchant ship]

Definition of 'Merchantman'

From: GCIDE
  • Merchantman \Mer"chant*man\, n.; pl. Merchantmen. [1913 Webster]
  • 1. A merchant. [Obs.] --Matt. xiii. 45. [1913 Webster]
  • 2. A trading vessel; a ship employed in the transportation of goods, as, distinguished from a man-of-war. [1913 Webster]