Origin of straightedge
- 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
Examples from the Web for straightedge
The first requisite for this is a straightedge of iron or brass, as true as possible.
It is necessary also that the straightedge be applied frequently.
The cutter is guided along the straightedge as shown in Fig. 1.The Boy Mechanic, Book 2
The straightedge and the compasses are the only two drawing instruments recognized in elementary geometry.
In other words, the trisection of any angle, by the use of the straightedge and compasses alone, is impossible.
- a stiff strip of wood or metal that has one edge straight and true and is used for ruling and testing straight lines
- informal not indulging in any kind of drug-taking or sexual activities