noun
cornered rat
Almost exclusively used in the proverb 窮鼠猫を噛む (a cornered rat will bite a cat), meaning that even a weak person will fight back when desperate. Rarely used outside this phrase.
See also: 窮鼠猫を噛む
「窮鼠猫を噛む」ということわざを知っていますか。
Do you know the proverb 'a cornered rat will bite a cat'?
彼は窮鼠のように必死に反撃した。
He fought back desperately like a cornered rat.