Greek hero, the son of Peleus and the sea goddess Thetis: in the Iliad the foremost of the Greek warriors at the siege of Troy. While he was a baby his mother plunged him into the river Styx making his body invulnerable except for the heel by which she held him. After slaying Hector, he was killed by Paris who wounded him in the heel
Derived forms
Achillean (ˌækɪˈliːən)
adjective
Achilles in American English
(əˈkɪlˌiz)
noun
Greek Mythology
Greek warrior and leader in the Trojan War who kills Hector and is killed by Paris with an arrow that strikes his only vulnerable spot, his heel: he is the hero of Homer's Iliad
Word origin
L < Gr Achilleus
Examples of 'Achilles' in a sentence
Achilles
It probably stands for Andrew or something, but I think of him as Achilles.
Kate Cann READY? (2001)
It's what we want - an Achilles " heel clean into the heart of Bangazi!
Jenkins, Geoffrey A DAYSTAR OF FEAR
What he did do, somehow, was tear the Achilles tendon in his left leg, which means he won't be very mobile for the next few weeks.
Delman, David DEATH OF A NYMPH
Ushiba nodded, thinking of Chosa's promise that he had found Linnear's Achilles heel.