kidney worm

noun

: any of several nematode worms parasitic in the kidneys: as

a

: giant kidney worm

b

: a common and destructive black-and-white worm of the genus Stephanurus (S. dentatus) that is related to the gapeworm but attains a length of two inches (five centimeters) and is parasitic in the kidneys, lungs, and other viscera of the hog in warm regions

called also lardworm