swallowtail Hear it!

swallowtail definition

swallow·tail (-tāl′)

noun

  1. something having a forked shape like that of a swallow's tail
  2. any of a large family (Papilionidae) of brightly colored butterflies found worldwide, having the hind wings extended in taillike points
  3. tailcoat

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.