fool about with

• • [口语]
  • 玩弄，鼓捣(危险物)：

    Stop fooling about with that knife of someone will get hurt.

    不要摆弄那把刀，会伤人的。

  • 和…乱搞男女关系：

    Don't fool about with another man's wife.

    不要和有夫之妇乱搞。