hedgehog
/ˈhɛdʒˌhɔɡ/
noun
- A small spiny mammal that curls into a ball for defense, found in Europe, Asia, and Africa.
- Children love watching hedgehogs because they look like little balls of spikes.
- The hedgehog uses its sharp spines to protect itself from predators.
- A hedgehog wandered into the garden and curled up under the bushes.
- A defensive military formation or obstacle made of sharp spikes or metal bars.
- The soldiers built a hedgehog of barbed wire to block the enemy's path.
- During the war, tank traps called hedgehogs were placed on beaches.
- The metal hedgehog stopped the vehicle from advancing.