(UK) A flat triangular piece of plastic or other material, having corners of precise angles, used in technical drawing.
No comments yet — say something.
A right angle tool used to determine if two surfaces join at a 90-degree angle, composed of two arms, usually made from metal.
No comments yet — say something.
Add your own interpretation of "set square".
Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.