Rainbow biceps Synonyms

Definitions for Rainbow


  • (adjective) marked by a variety of usually vivid colors
  • (noun) an arc of colored light in the sky caused by refraction of the sun's rays by rain
  • (noun) an illusory hope

Synonyms for phrase

RB abbreviation

RB is an abbreviation for Rainbow Biceps
What does RB stand for?
RB stands for "Rainbow Biceps"

Definitions for Biceps


  • (noun) any skeletal muscle having two origins (but especially the muscle that flexes the forearm)