bird's mouth

noun Carpentry.

a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.

Nearby words

  1. bird walk,
  2. bird watcher,
  3. bird woman,
  4. bird's beak,
  5. bird's eye view,
  6. bird's nest,
  7. bird's-eye,
  8. bird's-eye chilli,
  9. bird's-eye maple,
  10. bird's-eye primrose

Origin of bird's mouth

First recorded in 1815–25 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019