lap joint

American  

[lap joint] / ˈlæp ˌdʒɔɪnt /

noun

1. Also called plain lap.  a joint, as between two pieces of metal or timber, in which the pieces overlap without any change in form.

2. any of various joints between two members, as timbers, in which an end or section of one is partly cut away to be overlapped by an end or section of the other, often so that flush surfaces result.

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lap joint British  

noun

1. Also called: lapped joint.  a joint made by placing one member over another and fastening them together

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Other Word Forms

• lap-jointed adjective

Etymology

Origin of lap joint

First recorded in 1815–25

Example Sentences

Its biggest drawback is that it is not too easy to make waterproof lap joints.

From Washington Post

The ends of belts are joined by two principal methods, the butt and the lap joint.

From Project Gutenberg

Exercise 3.—Draw, half size, a plan and section of a single riveted lap joint for plates 3⁄4´´ thick to the dimensions given in the above table.

From Project Gutenberg

The joint shown at C is termed a “lap joint,” because the ends of the ring are cut in such a manner that they overlap.

From Project Gutenberg

Additionally, evidence of Southwest's blue livery paint was found inside a lap joint where the upper and lower fuselage skin meets, where microscopic cracks had been painted over.

From Reuters