Achilles' heel


Achilles' heel

noun

: a fault or weakness that causes or could cause someone or something to fail

Full Definition of ACHILLES' HEEL

:  a vulnerable point

Examples of ACHILLES' HEEL

  1. I'm trying to lose weight, but ice cream is my Achilles' heel.
  2. <the food supply proved to be the nation's Achilles' heel in its defense against terrorist attacks>

Origin of ACHILLES' HEEL

from the story that Achilles was vulnerable only in the heel
First Known Use: 1840

Related to ACHILLES' HEEL

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