What is the meaning of Achilles' heel?

noun

  • A seemingly small but actual mortal weakness. .
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). achilles' heel. Retrieved September 26, 2026, from http://smartdefine.org/achilles%27_heel/definitions/1211416
ChicagoWordNet. 2010. "achilles' heel" http://smartdefine.org/achilles%27_heel/definitions/1211416 (accessed September 26, 2026).
HarvardWordNet 2010, achilles' heel, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/achilles%27_heel/definitions/1211416>.
MLAWordNet. "achilles' heel" 23 October 2010. Web. 26 September 2026. <http://smartdefine.org/achilles%27_heel/definitions/1211416>