railroad worm


noun
  1. the larva of a fruit fly, Rhagoletis pomonella, that burrows through apples, forming tunnels that sometimes appear on the skin as faint depressions or darkened trails: a serious pest of apples in colder regions of North America.

Origin of railroad worm

1
First recorded in 1905–10

Words Nearby railroad worm

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024