What is: What is the meaning of R2 Priyanka L February 24, 2023 20:16 Introduction: What is the meaning of R2? Explanation: R2 is short for RedBoard. Related articles What does ASO stand for? How To: Build the Anthem Template from the Anthem Template Configurator for version 1.18 and below What does DUKPT stand for? Comments 0 comments Please sign in to leave a comment.