noun
courageous but doomed resistance; a mantis raising its axe
Idiomatic expression derived from a Chinese fable; used to describe a futile, brave stand against overwhelming odds. Often used in literary or rhetorical contexts.
彼の反論は蟷螂の斧に過ぎなかった。
His rebuttal was nothing more than a courageous but doomed resistance.
A longer, more classical form of the same idiom, literally 'to block a chariot's path with a mantis's axe,' emphasizing the futility of the act.
From a Chinese fable in which a mantis raises its forelegs as if brandishing an axe to stop a chariot, symbolizing brave but futile resistance. The exact historical derivation is uncertain, but the expression is well-established in Japanese literary tradition.