board foot

noun

Building Trades.

1. 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. bd. ft.

board foot

noun

1. a unit of board measure: the cubic content of a piece of wood one foot square and one inch thick

Word History and Origins

Origin of board foot¹

An Americanism dating back to 1895–1900