noun
biscuit
A small, flat wooden piece fitted into slots to join pieces of wood.
The carpenter slides a biscuit into the matching slots.
Etymology
Biscuit originally names food cooked twice. Woodworking borrows the food name for a small, flat joining piece whose shape resembles a biscuit.
More examples
- Wooden biscuits keep the boards aligned during gluing.
- He cut a shallow slot for each biscuit.
- The joint needed two biscuits instead of one.
Forms
biscuit · biscuits