noun
- The curved metal plate on a plow that turns over and breaks up the soil as the plow moves forward.
Usage: Also spelled moldboard (U.S. variant).; Agricultural equipment term.
Examples
- The farmer replaced the worn mouldboard on his plow before spring planting.
- A sharp mouldboard is essential for efficient plowing and soil turnover.
- The mouldboard design has remained largely unchanged for over a century.
- He cleaned the mud from the mouldboard after working in the wet field.