To be fierce, violent, and arrogant; to assume a menacing and defiant posture, often implying a readiness to cause trouble.
那个小混混在街头总是狼顾鸱张，一副随时准备惹是生非的样子。
That hoodlum always acts fiercely and defiantly on the street, looking ready to stir up trouble at any moment.
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