coup de grâce(redirected from coup de grace)
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Related to coup de grace: coup de grâce
coup de grâce
An action or event that brings a swift end to suffering or a worsening situation. The phrase is French for "blow of mercy." The samurai delivered a merciful coup de grâce to his mortally wounded enemy. The large class action lawsuit was the coup de grâce that caused the failing company to finally go out of business.