noun.
A person unfamiliar with the sea or seamanship.
The Century Dictionary and Cyclopedia
noun.
A person who, from want of experience, is awkward or lubberly on board ship; a raw seaman; any one unused to the sea: a term of reproach or ridicule among sailors.
the GNU version of the Collaborative International Dictionary of English
noun.
One who passes his life on land; -- so called among seamen in contempt or ridicule.