noun Building Trades.
a unit of measure equal to the cubic contents of a piece of lumber one foot square and one inch thick, used in measuring logs and lumber. Abbreviation: bd. ft.
Origin of board foot
An Americanism dating back to 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a unit of board measure: the cubic content of a piece of wood one foot square and one inch thick
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012