'Lockjaw' definitions:

Definition of 'lockjaw'

(from WordNet)
noun
An acute and serious infection of the central nervous system caused by bacterial infection of open wounds; spasms of the jaw and laryngeal muscles may occur during the late stages [syn: tetanus, lockjaw]

Definition of 'Lockjaw'

From: GCIDE
  • Lockjaw \Lock"jaw`\, n. (Med.) A contraction of the muscles of the jaw by which its motion is suspended; a variety of tetanus; trismus. [1913 Webster]

Synonyms of 'lockjaw'

From: Moby Thesaurus