carpenter's square

1. 1.

   a steel square used by carpenters; larger than a try square

   Broadersquare

Questions about carpenter's square

What does carpenter's square mean?

carpenter's square means "a steel square used by carpenters; larger than a try square".

Is carpenter's square a common word?

carpenter's square is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.