noun
- Plural of mouldboard; the curved metal plate on a plow that turns over the soil as the plow cuts through it.
Usage: Also spelled moldboard in U.S. English.; Agricultural/farming term.
Examples
- The farmer replaced the worn mouldboards on his plow before spring planting.
- Modern mouldboards are designed to reduce soil compaction and improve efficiency.
- The plow's mouldboards were caked with clay after working in the wet field.
- Different soil types require mouldboards with varying curvatures for optimal performance.