ˈslack-jaw
[f. slack a. Cf. jaw n.1 6.]
Tiresome or impertinent talk.
| 1797 M. Robinson Walsingham IV. 14 Ayes and noes settle the affairs of the nation,..as well as all the slack-jaw of modern orators. 1821 Scott Pirate xxxv, A sort of nautical eloquence, which his enemies termed slack⁓jaw. 1833 Fraser's Mag. VII. 10 All manner of blarney, slack-jaw, fudge, and gossip. 1864 Realm 6 July 7 The platitudinous sham-antique slackjaw, all words and no thought, of..worthless pedants. |