1 adj If you describe someone as evasive, you mean that they deliberately avoid giving clear direct answers to questions.
He was evasive about the circumstances of his first meeting with Stanley Dean...
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evasively adv
`I can't possibly comment on that,' Paul said evasively.
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evasiveness n-uncount
She looked at him closely to see if his evasiveness was intentional.
2 If you take evasive action, you deliberately move away from someone or something in order to avoid meeting them or being hit by them.
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take evasive action phrase
At least four high-flying warplanes had to take evasive action.