say the word to give a signal to begin; to tell someone that you will do what they want at the time they ask you 给一个开始的信号;吩咐一下，说一声，表示一下 If you need any help, just say the word. 需要我们帮忙你就说。 You only have to/Just say the word, and I'll come and help. 你只要说一声，我就会来帮忙。 I'm ready to start any time you say the word. 只要你说一声，我就准备开始。