1 [C] a sudden, usually repeated sound that is made in the throat and that you cannot control 呃逆；打嗝

2 (the) hiccups [pl] a series of hiccups 连续的呃逆；连续打嗝: Don't eat so fast or you'll get hiccups ! 别吃得这么急，不然会打嗝的！If you have the hiccups, try holding your breath. 打嗝的话就屏住气。

3 [C] a small problem or difficulty 小问题或困难: There's been a slight hiccup in our holiday arrangements but I've got it sorted out now. 我们度假的安排出过一个小问题，可是我已经把它解决了。 hiccup(also hiccough) verb [I]