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  1. follow-up(def 3b).
  2. a typographically distinct section of a page, as in a book or magazine, that amplifies or highlights the main text.
  3. a conference between the judge and lawyers out of the presence of the jury.
  4. a subordinate or incidental issue, remark, activity, etc.

Origin of sidebar

First recorded in 1945–50; side1 + bar1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sidebar

Contemporary Examples

Historical Examples

  • The man drove away in the sidebar leaving the Captain and the lumber wagon.

    Horses Nine

    Sewell Ford

  • Late in the afternoon the Captain returned riding in a sidebar buggy with a man.

    Horses Nine

    Sewell Ford

British Dictionary definitions for sidebar


  1. (in a newspaper, website, etc) a short article placed alongside and providing additional information about a longer one
  2. any subsidiary or supplementary thing
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

Word Origin and History for sidebar


"secondary article accompanying a larger one in a newspaper," 1948, from side (adj.) + bar (n.1).

Online Etymology Dictionary, © 2010 Douglas Harper