Our visionary scientists have found the Achilles heel of yet another enemy of the State—the Superbug!
Signatures will not be his Achilles heel—he knows well how the game is played in this city.
But it also represents the Achilles heel of a company that loves to look backward more than it does forward.
Obama, extremely/quite confident: 32 percent Romney, extremely/quite confident: 19 percent That's the Achilles heel, gang.
It is already beyond repair in Yemen, the Achilles heel of Arabia where the police state has fractured and fallen apart.
These countries are the “Achilles heel of the British Empire.”