keynoter colloq. (orig. U.S.).
(ˈkiːnəʊtə(r))
[f. key-note n. + -er1.]
A keynote speaker.
| 1926 S.P.E. Tract xxiv. 123 Keynoter, one who outlines the policy of a campaign, sounds the key note. 1948 [see key-note n. 2 b]. 1962 Economist 3 Nov. 462/1 The same evangelistic style he displayed as keynoter of the 1960 Republican convention. |