井底之蛙 jǐngdǐzhīwā frog at the bottom of a well Definitions Defs Origin Strokes Stroke Words Sentences Sents 井底 jǐngdǐ bottom of a well the bottom of a well; the bottom of a mine shaft之 zhī particle [possessive] Connects a describing word or phrase to the noun it describes, similar to 的 de but used in formal or literary writing.蛙 wā noun frog frog; any of various tailless amphibians that are skilled at jumping and swimming