ˈhesitater Also -tor. [f.prec. + -er1; the form in -or follows L. analogies.] One who hesitates, wavers, or is irresolute; a waverer. 1852Lytton My Novel xii. xxv, ‘Hear, hear’, from the hundred and fifty hesitators.1881Q. Rev. July 8 Conscience made him not a coward but a hesitater.