Read Edit View history 泗 Sìsì mucous Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 泗 Sì Si River place name · a river in Shandong province 泗水流经山东省境内。 Edit Delete 泗 sì nasal mucus 他哭得涕泗横流。 Edit Delete References Add reference No references for this word.