oversend verb 3noun 1forms 3 verb3 •To send an amount greater than what is required; to oversupply.Yes; and unfortunately sometimes we overorder, and sometimes they oversend, and much of it is thrown away. — 1944 •To send (a message, etc.) to too many people. •To send over, transmit.DEAR SIR I do hereby oversend you my memorandum for fall goods and an other from Dr. C. Miller for Medicine. — 1815 noun1 •A transmission that is larger than it should be.Oversends will occur occasionally, since the flow control information is always slightly out of date and it is possible for the receiver to withdraw flow control credits. — 1977 formsoversent · oversending · oversends