A note placed at the bottom of a page of a book or manuscript that comments on or cites a reference for a designated part of the text.
Something related to but of lesser importance than a larger work or occurrence: a political scandal that was but a footnote to modern history.
To furnish with or comment on in footnotes.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.