bird's-mouth

noun
plural bird's-mouths

Definition of bird's-mouth

: an interior angle of notch cut across the end of a piece of timber to receive the edge of another piece

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Cite this Entry

“Bird's-mouth.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/bird%27s-mouth. Accessed 14 December 2019.

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