v. t. & i.1.To exceed in speaking; to speak too much; to use too many words.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
When acting as spokesmen, they then tend to overspeak for the client.
Obstructionists overthink, overspeak, and single-handedly dead-end otherwise promising sessions.
In what may become one of the most controversial sections of the book, Langer punctures the sentimentality and "mindless overspeak" (p.