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try square

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noun
  1. 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.
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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

Historical Examples

  • The miter-square, Fig. 201, is a try-square fixed at an angle of 45°.

    Handwork in Wood

    William Noyes

  • Across these lines score accurately with a try-square and knife.

    Handwork in Wood

    William Noyes

  • The try-square or any straight edge may be used for the same purpose, Fig. 105.

    Handwork in Wood

    William Noyes

  • To do this, lay them on a flat surface with the ends square and mark them with a try-square.

    Mission Furniture

    H. H. Windsor

  • Test all surfaces of the posts with a try-square to see that they are square with each other.

    Mission Furniture

    H. H. Windsor


British Dictionary definitions for try square

try square

noun
  1. a device for testing or laying out right angles, usually consisting of a metal blade fixed at right angles to a wooden handle
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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