啁啾 zhōujiū chirp Origin Definitions Defs Strokes Stroke Words Sentences Sents zhōujiū chirp · ensemble sound 啁 zhāo twittering (bound form) the sound of birds chirping; twittering啾 jiū chirping (bound form) the chirping of birds or insects, or the tinkling of bells; often used in the doubled form 啾啾 jiūjiūzhōujiū babble 啁 zhāo twittering (bound form) the sound of birds chirping; twittering啾 jiū crying (bound form) the crying sound of an infant