A hedgehog in a garden.
hedgehog definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- any of several small insectivores (family Erinaceidae) of the Old World, with a shaggy coat and sharp spines on the back, which bristle and form a defense when the animal curls up
- ☆ the American porcupine
Origin: see fox ()a person regarded as being of a type that tends to see things in terms of a single, overarching viewpoint or philosophy
- any of several defensive obstacles
- any of a series of defensive fortifications capable of continued resistance after being encircled
Origin: hedge plush hog: probably from living in hedgerows and from the hoglike snout
hedgehog definition by American Heritage Dictionary
- Any of several small insectivorous mammals of the family Erinaceidae of Europe, Africa, and Asia, having the back covered with dense erectile spines and characteristically rolling into a ball for protection.
- Any of several spiny animals, such as the porcupine, that are similar to the hedgehog.
- A well fortified military position.
- An antisubmarine weapon consisting of several rows of mortar-like dischargers positioned to fire in a circular pattern ahead of a ship.
- An obstacle used against tanks and landing craft, consisting of three crossed iron bars welded or bolted together.