- a device for testing the squareness of carpentry work or the like, or for laying out right angles, consisting of a pair of straightedges fixed at right angles to one another.
Origin of try square
First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for try square
The miter-square, Fig. 201, is a try-square fixed at an angle of 45°.
Across these lines score accurately with a try-square and knife.
The try-square or any straight edge may be used for the same purpose, Fig. 105.
To do this, lay them on a flat surface with the ends square and mark them with a try-square.
Test all surfaces of the posts with a try-square to see that they are square with each other.
- a device for testing or laying out right angles, usually consisting of a metal blade fixed at right angles to a wooden handle