# Robert's your father's brother

> English word · Phrase

## Definitions
1. Bob's your uncle

## Etymology
More recent variant, deliberately making the phrase sound incongruously formal.

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