Rugged backsides Synonyms

Definitions for Rugged

(adjective) able to withstand hardship, strain, or exposure
(adjective) difficult to endure
(adjective) harsh and threatening in manner or appearance

Synonyms for phrase

RB abbreviation

RB is an abbreviation for Rugged Backsides

What does RB stand for?

RB stands for "Rugged Backsides"