noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A child's educational toy, a board with various shaped holes each accepting a certain shape.
2. 2
   A board or slab that serves as a mold for poured concrete.

Etymology

From form + board.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.