[ ship-lap ]
/ ˈʃɪpˌlæp /

noun Carpentry.

an overlapping joint, as a rabbet, between two boards joined edge to edge.
boarding joined with such overlapping joints.

Origin of shiplap

First recorded in 1850–55; ship1 + lap2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for shiplap

  • They evidently come in from the outside between the logs and the shiplap to the loft above.

  • His house was rudely put together, shingle-roofed and walled with shiplap boards that gave out strong resinous odors.

    Prescott of Saskatchewan|Harold Bindloss
  • The walls will be of shiplap, covered with matched siding, with tarpaper between.

    Neighbours|Robert Stead
  • Over this paper place any kind of boards that the fancy of the builder may dictate, as clapboards, shiplap, or drop-siding.