Definitions for "Barrier beach"
A sand or shingle bar above high tide, parallel to the coastline and separated from it by a lagoon.
a sandy beach (or spit) that cuts off a lagoon (salt pond) from the ocean. Barrier beaches are different from barrier islands in that one or both ends of the beach is connected to the mainland.
A narrow, elongate, coarse-textured, intertidal, sloping landform that is generally parallel with the beach ridge component of the barrier island, or spit and adjacent to the ocean. Compare – Barrier Island. (Jackson, 1997; Peterson, 1981).