打暗号 dǎ'ànhào to give a secret signal Origin Definitions Defs Strokes Stroke Words Sentences Sents 打 dǎ verb to call; to send to dial or call (a telephone); to send (a telegram or signal)暗号 暗號 ànhào noun secret signal a secret signal, sign, or password agreed upon in advance for identifying others or communicating secretly