Definitions for landlubberˈlændˌlʌb ər
Random House Webster's College Dictionary
an unseasoned sailor or someone unfamiliar with the sea.
Origin of landlubber:
landlubber, landsman, landman(noun)
a person who lives and works on land
landlubber, lubber, landsman(noun)
an inexperienced sailor; a sailor on the first voyage
Someone unfamiliar with the sea or seamanship, especially a novice seaman.
Origin: Extension (with land) of earlier lubber. Compare also landloper.
one who passes his life on land; -- so called among seamen in contempt or ridicule