[f. CHOP v.2 + -Y1.] Given to change or veer about like the wind; unstable.

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1865.  Standard, 15 March, 74/. The wind was not ‘choppy’ down here.

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1887.  Daily News, 21 July, 6/1. Their interests are opposed to ‘choppy’ markets; what is needed is a steady breeze of opinion in favour of sustained prices.

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