railroad worm

noun

Definition of railroad worm

1 [ probably from its dissemination by railroad ] : apple maggot
2 [ from the rows of luminescent spots along its sides making it resemble a lighted train ] : the larva or wingless female of any of several South American beetles (genus Phrixothrix of the family Cantharidae)

First Known Use of railroad worm

circa 1890, in the meaning defined at sense 1

Keep scrolling for more

Learn More about railroad worm

Statistics for railroad worm

Look-up Popularity

Time Traveler for railroad worm

The first known use of railroad worm was circa 1890

See more words from the same year

Comments on railroad worm

What made you want to look up railroad worm? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a topic to which one constantly reverts

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!