泗水 Traditional form: 泗水 Pinyin (reading): Sì Shuǐ Definitions: Si River in Shandong Characters: 泗 - mucus; to sniffle; a river in Shandong province 水 - water, liquid, lotion, juice Traditional characters: 泗 - mucus; to sniffle; a river in Shandong province 水 - water, liquid, lotion, juice