hedgehog
Hedgehog (verb) means to curl into a tight defensive ball, or to set up spiky defenses, the way a hedgehog protects itself. Example: “The troops hedgehogged their position with anti-tank spikes.”
How to use hedgehog
Learner’s notesIn plain EnglishTo defend by curling up or bristling with spikes, like the small spiny mammal does.
You'll usually meet "hedgehog" as a noun for the animal itself; this verb form is much rarer, mostly military or figurative.
Trace the full origin ↓Word forms
- Third person singular
- hedgehogs
- Past tense
- hedgehogged
Etymology
From Middle English heyghoge — "hedge" (because it roots around hedgerows) plus "hog" (for its pig-like snout). The military and philosophical uses of "hedgehog" come from the animal's trademark defense: curling into a spiky, impenetrable ball.