/ˈhedeɪk ||; ˈhɛdˌek/noun[C] 1 a pain in your head 头痛: I've got a splitting (= very bad) headache. 我头痛得快裂开了。 ☞ Look at the note at ache. 参看ache的注释。
2 a person or thing that causes worry or difficulty 引起忧虑或麻烦的人或事物: Paying the bills is a constant headache. 账单付个没完，真叫人头痛。