1
: a line at right angles to a goal line or end line and marking a side of a court or field of play for athletic games
2
a
: a line of goods sold in addition to one's principal line
b
: a business or activity pursued in addition to one's regular occupation
3
a
: the space immediately outside the lines along either side of an athletic field or court
b
: a sphere of little or no participation or activity
—usually used in plural
Examples of sideline in a Sentence
Noun
She makes and sells jewelry as a sideline.
Recent Examples on the Web
Andrew Ravens, MSNBC Newsweek, 8 May 2025
The 2024 second-round draft pick spent the bulk of his rookie season on the sideline.
—Alex Zietlow, Charlotte Observer, 8 May 2025
William P. Yeakel, Baltimore Sun, 28 Apr. 2025
Connor McDavid was also sidelined with a lower-body injury.
—Daniel Nugent-Bowman, New York Times, 27 Apr. 2025
See All Example Sentences for sideline
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Noun
This update comes after a significant sideline period for the AEW star.
—Andrew Ravens, MSNBC Newsweek, 8 May 2025
The 2024 second-round draft pick spent the bulk of his rookie season on the sideline.
—Alex Zietlow, Charlotte Observer, 8 May 2025
Verb
The traditional pillars of education — reading, writing and arithmetic — have not merely been sidelined; they are now regularly diminished as outdated or insufficient in the face of more fashionable trends.
—William P. Yeakel, Baltimore Sun, 28 Apr. 2025
Connor McDavid was also sidelined with a lower-body injury.
—Daniel Nugent-Bowman, New York Times, 27 Apr. 2025
See All Example Sentences for sideline
Cite this Entry
“Sideline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sideline. Accessed 13 May. 2025.
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