Definition of "lubberly"

a great lubberly boy

c. 1597 (date written), William Shakespeare, “The Merry Wiues of Windsor”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act V, scene v]

Ponocrates and Eudemon burst out in a laughing so heartily, that they had almost split with it, and given up the ghost, in rendering their souls to God: even just as Crassus did, seeing a lubberly ass eat thistles;

1693, Thomas Urquhart, translation of Gargantua by Rabelais, Chapter XX

"Do not use such a lubberly expression, my dear Rose, if you respect your father's profession. On a vessel is a new-fangled Americanism, that is neither fish, flesh, nor red-herring, as we sailors say,— neither English nor Greek."

1848, James Fenimore Cooper, “Captain Spike, Or The Islets of the Gulf”, in Bentley's Miscellany, page 19

I'm not ignorant of these matters, having been many years at sea—and seamen, you must know, are curious in knots; I cannot endure to see anything done lubberly.

1839, Matthew Henry Barker, Hamilton King, page 105