Definition of "sidelight" [sidelight]

• A light coming from the side. (noun)
• Nautical Either of two lights, red to port, green to starboard, shown by ships at night. (noun)
• A piece of incidental or contrasting information. (noun)

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.

• "Interesting sidelight is that Joe Roberts represents District 5, the same district represented by Wayne Bryant, the currently under indictment senator."
• "A sidelight is a tall narrow window alongside a door"
• "I can vouch for the truth of another "sidelight," though from only one experience."