wide boy 是一个常用的俚语意思是“骗子（尤其是骗取钱财）；无赖”。

【例句】
The wide boy managed to swindle his way into a position of power within the company.
那个狡猾的家伙设法骗取了在公司内部的权力地位。

Watch out for that wide boy in the business deal, he's not to be trusted.
在这笔生意中要小心那个狡猾的家伙，他不可信任。