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Related to straight-edge: SXE
A rigid flat rectangular bar, as of wood or metal, with a straight edge for testing or drawing straight lines.
adj. also straight-edge (strāt′ĕj′)
1. Having a level, even edge: a straightedge ruler; a straightedge razor blade.
2. Abstaining from alcohol, tobacco, and drugs.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
informal not indulging in any kind of drug-taking or sexual activities
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
advocating abstinence from alcohol, cigarettes, drugs, and sex and sometimes advocating vegetarianism.
a bar or strip of wood, plastic, or metal having at least one long edge for use in drawing or testing straight lines, plane surfaces, etc.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.