jointworm jointweed • jointy · · · Info · Definitions · Synonyms · Characters · · jointworm · · Text Latin · · Script 9 · · Length Definitions · · · (noun) larva of chalcid flies injurious to the straw of wheat and other grains. Synonyms: strawworm. · · Noun Definition 1 Synonyms · · · strawworm · · Synonym 1 Characters · · i latin small letter i U+0069 j latin small letter j U+006A m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077