in an awkward or unskilled way, especially when using your hands or dealing with people

The document had been ham-fistedly altered using a black biro, in a way that was embarrassingly obvious.

She plays the character of a pushy mother hamfistedly interfering in her children's love lives. 她扮演一个咄咄逼人的母亲，粗暴地干涉孩子们的爱情生活。