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

Taylor became a big sister just over two years later, when her brother, Austin Swift, was born on March 11, 1992. — Sophie Dodd, PEOPLE, 6 July 2026

As big sister to brother Austin Swift, Taylor has eldest daughter status in real life. — Bailey Bujnosek, InStyle, 4 July 2026

Serena’s team-up with big sister Venus in the doubles draw will only add to this, given that the pair won six of their 14 Grand Slam doubles titles together at the All England Club. — Ava Wallace, New York Times, 27 June 2026

Her extroverted big sister, on the other hand, loves being out and about, exploring new places, unruffled by noise or crowds. — Eve Chen, USA Today, 23 June 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