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

Holden, now 7, misses his big sister greatly, and finds comfort in sharing favorite memories. — Sam Gillette, PEOPLE, 3 Sep. 2026

According to their parents, Naya has eagerly embraced her role as a big sister. — ABC News, 31 Aug. 2026

Like her big sister Miley, Noah took up acting at a young age. — Bailey Bujnosek, InStyle, 28 Aug. 2026

The duo encourages fans to do the same at upcoming shows in New York, Toronto, Chicago, and Los Angeles this fall—like the friendship bracelet’s nerdy big sister or adult DIY Scholastic Book Fairs. — Selena Fragassi, SPIN, 5 Aug. 2026

Word History

First Known Use

1828, in the meaning defined at sense 1

Rhymes for big sister

• resister
• resistor
• stepsister
• transistor
• blister
• lyster
• mister
• twister