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
Tribune News Service, The Mercury News, 9 Nov. 2024
However, Young returned to the Panthers’ starting line-up in Week 8 following a thumb sprain sustained by Andy Dalton in a car accident, and that time on the sidelines seems to have served the 23-year-old well.
—Ben Morse, CNN, 5 Nov. 2024
Khobi Price, Orange County Register, 13 Nov. 2024
Having had a top diplomatic career of his own, sidelined, Wyler is now navigating his wife’s rising fortunes.
—Anne Thompson, IndieWire, 4 Nov. 2024
See all Example Sentences for sideline 
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Noun
Whenever possible, athletic trainers should be on the sidelines to support student-athletes, Master said, and athletes should be aware of concussion symptoms in themselves and their teammates and seek care right away.
—Tribune News Service, The Mercury News, 9 Nov. 2024
However, Young returned to the Panthers’ starting line-up in Week 8 following a thumb sprain sustained by Andy Dalton in a car accident, and that time on the sidelines seems to have served the 23-year-old well.
—Ben Morse, CNN, 5 Nov. 2024
Verb
The Lakers were already down several bodies in their frontcourt, with Christian Wood (offseason left knee surgery) and Jarred Vanderbilt (offseason feet surgery) sidelined, leaving two-way center Christian Koloko as the only available big man behind Davis.
—Khobi Price, Orange County Register, 13 Nov. 2024
Having had a top diplomatic career of his own, sidelined, Wyler is now navigating his wife’s rising fortunes.
—Anne Thompson, IndieWire, 4 Nov. 2024
See all Example Sentences for sideline
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Cite this Entry
“Sideline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sideline. Accessed 26 Nov. 2024.
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