[ leed-in ]
/ ˈlidˌɪn /


something that leads in or introduces; introduction; opening.
Radio, Television.
  1. the connection between an antenna and a transmitter or receiving set.
  2. 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.

Nearby words

  1. lead up the garden path,
  2. lead up to,
  3. lead white,
  4. lead with one's chin,
  5. lead-free,
  6. lead-off,
  7. lead-pipe cinch,
  8. lead-up,
  9. leadbeater's cockatoo,
  10. leadbelly

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. 2019

Examples from the Web for lead-in

British Dictionary definitions for lead-in


/ (ˈliːdˌɪn) /


  1. an introduction to a subject
  2. (as modifier)a lead-in announcement
the connection between a radio transmitter, receiver, etc, and the aerial or transmission line
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012