Learner's definition of COY
[more coy; most coy]
1
: having a shy or sweetly innocent quality that is often intended to be attractive or to get attention扭捏作态的；假装无知的；羞羞答答的 2
: not telling or revealing all the information that could be revealed不愿提供信息的；含糊其辞的 —
often + about
play coy
US
: to avoid giving a direct or complete answer含糊其辞地回答
— coyness
noun [noncount]