馬ば糞ふんalso: まぐそばふんFreq.FrequencyTop 100,000Meanings1nounhorse dung; horse manureRefers to the excrement of horses. Both readings ばふん and まぐそ are used, with ばふん being more common.道みちに馬ば糞ふんが落おちていた。There was horse dung on the road.馬ば糞ふんは肥ひ料りょうとして使つかわれることがある。Horse manure is sometimes used as fertilizer.