Definitions for "Shiplap"
Long, thin wooden planks with notched edges that interlock, applied horizontally to an exterior wall, one above the other. Used for weatherproofing.
Siding boards of special design nailed horizontally to vertical studs with or without intervening sheathing to form the exposed surface of outside walls of frame buildings.
A style of milled plank used in siding that is laid close enough so as to appear to be butted.
Keywords:  lumber, see
See Lumber, shiplap.