The song "IDOL" by BTS celebrates self-love and being true to oneself in a world that often tries to change or pressure individuals. The song's lyrics interpret the word "idol" as someone who does what they want and is proud of it, regardless of the opinions of others. The opening verse declares the freedom in not caring what others think, and the feeling of empowerment that comes from realizing that one can be whoever they want to be.

As the song progresses, the verses describe different aspects of the group's identity, such as their music, dance, and fans, while also addressing the pressures of fame and the constant need for self-love. The chorus is a reminder that no one can stop them from loving themselves, no matter the circumstances. The bridge emphasizes the importance of self-love and happiness in the present moment, regardless of the ups and downs in life. Overall, the song's message is one of self-acceptance and self-love, encouraging listeners to embrace their authentic selves and love who they are.