straightedge

[ streyt-ej ]
/ ˈstreɪtˌɛdʒ /

noun

a bar or strip of wood, plastic, or metal having at least one long edge of sufficiently reliable straightness for use in drawing or testing straight lines, plane surfaces, etc.

RELATED WORDS

Origin of straightedge

First recorded in 1805–15; straight + edge

Definition for straightedge (2 of 2)

straight-edge

[ streyt-ej ]
/ ˈstreɪtˌɛdʒ /

adjective

advocating abstinence from alcohol, cigarettes, drugs, and sex and sometimes advocating vegetarianism.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for straightedge

British Dictionary definitions for straightedge (1 of 2)

straightedge

/ (ˈstreɪtˌɛdʒ) /

noun

a stiff strip of wood or metal that has one edge straight and true and is used for ruling and testing straight lines
Derived Formsstraightedged, adjective

British Dictionary definitions for straightedge (2 of 2)

straight-edge


adjective

informal not indulging in any kind of drug-taking or sexual activities
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012