1 to make sb laugh or smile; to seem funny to sb 逗乐:
Everybody laughed but I couldn't understand what had amused them.人人都笑起来,但我不知道哪里好笑。
2 to make time pass pleasantly for sb; to stop sb from getting bored 娱乐;消遣:
I did some crosswords to amuse myself on the journey.旅途中我玩纵横字谜来解闷。I've brought a few toys to amuse the children.我带来一些玩具给孩子们玩。