I. ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: straight (II) + edge
1. : a bar or piece of wood, metal, or plastic (as a board or rule) having one or more long edges made straight within a desired degree of accuracy and used especially for testing straight lines and surfaces or drawing straight lines
2. : straight razor
II. transitive verb
: to make the edge of (work) straight : test with a straightedge