noun
Primarily refers to animal droppings; can be used for human feces in medical or blunt contexts.
公園で犬のふんを踏んでしまった。
I stepped in dog poop at the park.
動物園で象のふんを見た。
I saw elephant dung at the zoo.
The reading ふん is the on'yomi of the kanji 糞. The word is a straightforward Sino-Japanese term for excrement.