Our neighbor threatened to take us to court for being too noisy at night.

有位邻居威胁要因为晚上太吵而控告我们。

take (someone) to court 控告某人

解说：court 在此是「法庭」的意思，take (someone) to court 字面上是「把某人揪到法庭」，引伸有「控告某人」的意思。