n.[C]

1. 暴君；專制君主
   For years the country was ruled by a tyrant.

   這個國家被一個暴君統治了好多年。

2. 暴君似的人；專橫的人
   Her grandfather was a tyrant who insisted on absolute silence at the dinner table.

   她祖父是個專橫的人，堅持吃飯時絕對禁止講話。

3. 嚴酷的事物，苛刻的事物
4. （古希臘的）僭主，僭王

n.

1. a cruel and oppressive ruler.
2. a person exercising power or control in a cruel and arbitrary way.
3. (especially in ancient Greece) a ruler who seized absolute power without legal right.