butting joint

Century Dictionary and Cyclopedia

1. n. A joint formed by two pieces of timber or metal united endwise so that they come exactly against each other with a true joint; an abutting joint. In ironwork the parts are welded, and the term is used in contradistinction to lap-joint. Also called butt-joint.

GNU Webster's 1913

1. A joint between two pieces of timber or wood, at the end of one or both, and either at right angles or oblique to the grain, as the joints which the struts and braces form with the truss posts; -- sometimes called abutting joint.