bloodworm

/B L AH1 D W ER0 M/
noun
  1. 1

    The larva of a chironomid (family Chironomidae).

  2. 2

    Any member of the genus Glycera.

  3. 3

    The blackworm (Lumbriculus variegatus).

  4. 4

    The roundworm Strongylus vulgaris, a common parasite of horses.

  5. 5

    The parasitic roundworm Angiostrongylus cantonensis.

Source: https://en.wiktionary.org/wiki/blood%20worm, https://en.wiktionary.org/wiki/bloodworm