mouldboard mould • mouldboard plough · · · Info · Definitions · Synonyms · Characters · · mouldboard · · Text Latin · · Script 10 · · Length 2 · · Syllables Definitions · · · (noun) wedge formed by the curved part of a steel plow blade that turns the furrow. Synonyms: moldboard. · · Noun Definition 1 Synonyms · · · moldboard · · Synonym 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075