🦔 Hedgehog
"Hedgehog defense"
Meaning
A way of protecting yourself by staying closed off.
About the hedgehog
Hedgehogs curl up and raise their spines when threatened, which is why their idioms describe caution and self-protection.
Example sentence
After being teased, he used a hedgehog defense and stopped talking to everyone.
Test yourself
Which idiom means...
A way of protecting yourself by staying closed off.