1. have a word with 表示“和……谈谈，说几句话”的意思。这种谈话往往是不够充分详尽的，

                    或者说是很随便的。例如：

   I'll have a word with you this afternoon.今天下午我要和你说几句。

   I had a chance to have a word with him when we met accidentally at the drugstore.

   上次我们在药店偶然相遇的时候，我有机会和他交谈了一下。

2. have words with 用于贬义，表示“和……发生口角，与...争吵”的意思，相当于 quarrel with 。

   例如：

   They had words with their neighbours over some trifles. 他们因一些琐事与邻居发生口角。   

   They've had words with each other, I hear. 听说，他们发生过口角。

   have the last word 有决定权