a person or thing that sends.
a transmitter of electric pulses, as in telegraphy.

Origin of sender

1150–1200; Middle English; send1, -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sender

Contemporary Examples of sender

Historical Examples of sender

Word Origin and History for sender

c.1200, agent noun from send (v.). In 1930s slang, a popular musician or song. Sendee is recorded from 1806.

Online Etymology Dictionary, © 2010 Douglas Harper