# weak sister

> English word · Noun

## Definitions
1. A person who is cowardly or indecisive.
2. A person or thing which is the least robust or least dependable member of a group.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/weak-sister