看电影学英语：Out of hand

 out of control （常见表达形式：got/get out of hand） 

b. without reservation or deeper examination, do sth right away without any thought. （立马、马上） 

E.G.1：Our use of credit cards was out of hand for a while, but then we just stopped using them and paid cash.

E.G.2：Such allegations are dismissed out of hand by the company. （这类指控很快被公司否决了）