mitre box

noun

1. an open-ended box with sides having narrow slots to guide a saw in cutting mitre joints

Example Sentences

I've stumbled on the mitre box; I shall certainly be a bishop.'

From Project Gutenberg

There," cried Townsend, as he chanced to stumble over the carpenter's mitre box, which stood in the way, "there's a good omen for me.

From Project Gutenberg