Definition of crack-jaw in English:

crack-jaw

Line breaks: crack-jaw

adjective

archaic , informal
(Of a word) difficult to pronounce.
More example sentences
  • The editor omitted this crack-jaw medical and surgical word on the advice of the Professor.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day hypnopompic
Pronunciation: ˌhɪpnə(ʊ)ˈpɒmpɪk
adjective
relating to the state immediately preceding waking up