side·bar (s?d?bär?)n.1. A brief section of text or another feature that appears alongside a more detailed discussion of a subject, often separated graphically in a box.2. Law A conference between a judge and the attorneys of a case being tried, held outside of the jury’s range of hearing.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.sidebar (?sa?d?b??) n1. (in a newspaper, website, etc) a short article placed alongside and providing additional information about a longer one2. any subsidiary or supplementary thingCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014side?bar (?sa?d?b?r) n. 1. a short news feature alongside and highlighting a longer story. 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. [1945?50] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.