side note
Americannoun
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side notes
plural
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an explanatory or documenting comment placed in the side margin of a text.
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a comment that is related to but smaller or less important than the current subject.
Other Word Forms
Noun Inflected Forms
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
One interesting side note: Our experts have never favored traditional vice industries despite strong compound returns in some of the companies that populate these industries.
From The Wall Street Journal ● Apr. 25, 2026
If it’s on the pricey side, note that in the chat.
From MarketWatch ● Jan. 28, 2026
I mean, side note: I drowned like 10 years ago in the ocean.
From Los Angeles Times ● Jun. 6, 2025
Just as a side note, sheriffs don't generally have any unique constitutional powers.
From Salon ● Sep. 15, 2024
I could stay like this forever, side note.
From "Odd One Out" by Nic Stone
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.