- something that leads in or introduces; introduction; opening.
- Radio, Television.
- the connection between an antenna and a transmitter or receiving set.
- the portion of a program or script that precedes or introduces a commercial.
- (of a conductor) carrying input to an electric or electronic device or circuit, especially from an antenna.
Origin of lead-in
First recorded in 1910–15; noun, adj. use of verb phrase lead in
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for lead-in
The lead-in for traffic is a cheery: “Now a look at your morning commute.”Music Criticism Has Degenerated Into Lifestyle Reporting
March 18, 2014
As the title suggests, this half-hour program debuts before the sun comes up—at 5:30 a.m. EDT—as the lead-in to Morning Joe.MSNBC's Earliest Star
July 21, 2009
Then there was an additional coil of wire to be used for lead-in and suspension wires.
As soon as the aerial dangled aloft, Lumley got tools to bore a hole in the window-sash for the lead-in wire.
The intruder had taken both aerial and lead-in wire, and Charley hadn't a hundred feet of wire left in the place.
But before he could squeeze off a round we were out of the lead-in road and on the broad highway.Highways in Hiding
George Oliver Smith
For the antenna and lead-in and ground wires, Jessie purchased three hundred feet of copper wire, number fourteen.The Campfire Girls of Roselawn
- an introduction to a subject
- (as modifier)a lead-in announcement
- the connection between a radio transmitter, receiver, etc, and the aerial or transmission line