Found 2 items, similar to straightedge.
English → English (WordNet) Definition: straightedge straightedge n : hand tool consisting of a flat rigid rectangular bar (metal or wood) that can be used to draw straight lines (or test their straightness)
English → English (gcide) Definition: Straightedge Straightedge \Straight"edge`\, n. A board, or piece of wood or metal, having one edge perfectly straight, -- used to ascertain whether a line is straight or a surface even, and for drawing straight lines. [1913 Webster]