Jointworm

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Jointworm \Joint"worm`\, n. (Zool.)
     The larva of a small, hymenopterous fly ({Eurytoma hordei}),
     which is found in gall-like swellings on the stalks of wheat,
     usually at or just above the first joint. In some parts of
     America it does great damage to the crop.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  jointworm
       n : larva of chalcid flies injurious to the straw of wheat and
           other grains [syn: {strawworm}]