wormil

noun

1. Any botfly larva which burrows in or beneath the skin of domestic and wild animals, thus producing sores. They belong to various species of <i>Hypoderma</i> and allied genera. Domestic cattle are often infested by a large species. See <u>Gadfly</u>. Called also <i>warble</i>, and <i>worble</i>.

   noun

   Source: webster1913