Sea·man n.; pl. Seamen A merman; the male of the mermaid. [R.] “Not to mention mermaids or seamen.”
Sea·man n.; pl. Seamen One whose occupation is to assist in the management of ships at sea; a mariner; a sailor; -- applied both to officers and common mariners, but especially to the latter. Opposed to landman, or landsman.
Able seaman, a sailor who is practically conversant with all the duties of common seamanship.
Ordinary seaman. See Ordinary.