警笛 jǐngdí siren Definitions Defs Origin Strokes Stroke Words Sentences Sents jǐngdí siren 警 jǐng noun alarm (bound form) an alarm; a warning signal or report of an emergency; an urgent situation笛 dí nounverb whistle (bound form) a sharp-sounding device or alarm such as a whistle or sirenjǐngdí police whistle 警 jǐng noun police (bound form) the police; an officer of the law; a short form for 警察 jǐngchá笛 dí nounverb whistle (bound form) a sharp-sounding device or alarm such as a whistle or siren