big sister

noun

1
: an older sister
2
: a woman who serves as a companion, mother figure, and role model for a girl

Examples of big sister in a Sentence

Recent Examples on the Web
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The episode then captured past moments as Savannah balanced being a big sister and the caregiver of both Chloe and Grayson. Gabrielle Rockson, People.com, 2 Sep. 2025 As a yoga instructor and creative, Pastiloff’s writing reads like the sage wisdom of a big sister who has done deep and heavy work on herself. Kelly Sundberg august 28, Literary Hub, 28 Aug. 2025 While its big sister offers digital temperature control up to 450 degrees, the mini has just one setting of 400 degrees. Olivia Young, Travel + Leisure, 28 Aug. 2025 Harper Moyski is being remembered as a loving big sister. Alisha Ebrahimji, CNN Money, 28 Aug. 2025 See All Example Sentences for big sister

Word History

First Known Use

1828, in the meaning defined at sense 1

Time Traveler
The first known use of big sister was in 1828

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Cite this Entry

“Big sister.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20sister. Accessed 10 Sep. 2025.

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