'Straight-joint' definitions:

Definition of 'Straight-joint'

From: GCIDE

Straight-joint \Straight"-joint`\, a. (Arch.) Having straight joints. Specifically: (a) Applied to a floor the boards of which are so laid that the joints form a continued line transverse to the length of the boards themselves. --Brandle & C. (b) In the United States, applied to planking or flooring put together without the tongue and groove, the pieces being laid edge to edge. [1913 Webster]