glass jaw

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glass jaw

n.
1. Sports Vulnerability of a boxer to a knockout punch.
2. Vulnerability, especially of a public figure, to destructive criticism.

glass jaw

n
(Boxing) boxing informal a jaw that is excessively fragile or susceptible to punches

glass′ jaw′


n.
a person's jaw, esp. that of a boxer, that is vulnerable to even a light blow.
[1910–15]