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Definition of porcupine noun from the Oxford Advanced Learner's Dictionary

porcupine

noun
 
/ˈpɔːkjupaɪn/
 
/ˈpɔːrkjupaɪn/
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  1. an animal covered with long, stiff parts like needles (called quills), which it can raise to protect itself when it is attackedTopics Animalsc2
    Word Originlate Middle English: from Old French porc espin, from Provençal porc espi(n), from Latin porcus ‘pig’ + spina ‘thorn’.
See porcupine in the Oxford Advanced American Dictionary
brink
noun
 
 
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Danger
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