straightedge

[streyt-ej]
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noun
  1. 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.

Origin of straightedge

First recorded in 1805–15; straight + edge

straight-edge

[streyt-ej]
adjective
  1. 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. 2018

Related Words for straightedge

yardstick, rule, measure, straightedge, T-square

Examples from the Web for straightedge

Historical Examples of straightedge


British Dictionary definitions for straightedge

straightedge

noun
  1. 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

straight-edge

adjective
  1. 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