from
The Collaborative International Dictionary of English v.0.48
jawbone \jaw"bone`\ (j[add]"b[=o]n`), v. t. & i. [imp. & p. p.
{jawboned} (j[add]"b[=o]nd`); p. pr. & vb. n. {jawboning}.]
To attempt to influence solely by talking, as contrasted with
threatening or inducing by other means, e.g. legislation;
esp. to make public appeals in order to influence the
behavior of businessmen or labor leaders; -- used especially
of the President or other high government officials; as, to
jawbone businessmen into forgoing price increases.
[1913 Webster] -- {jaw"bon*ing}, n.
[PJC]