非驴非马 fēilǘfēimǎ neither fish nor fowl Origin Definitions Defs Strokes Stroke Words Sentences Sents 非 fēi verb not be to not be; to not belong to; equivalent to 是 shì in its negative form驴 驢 lǘ noun donkey donkey; ass非 fēi verb not be to not be; to not belong to; equivalent to 是 shì in its negative form马 馬 mǎ noun horse horse; any animal of the horse family; large mammal used for riding, pulling carts, or farm work