overtalk verb 3noun 2forms 3 verb3 •To talk too much. •To overcome or persuade by talking; talk over. •To overstate; overexaggerate; talk up to seem greater than what is actual.[…] and he panted like a young faan in her fust race with the hounds, for he was overtalkin' his strength, and I feered he would die for sartin ef he didn't fetch up a bit and git rested; […] — 1889 noun2 •Excessive talking. •Simultaneous speech or talk which drowns out all other speakers. formsovertalked · overtalking · overtalks