The lyrics aren't just about dancing; they are about a primal connection to music. Key themes include:

The opening verse, "Poetry in your body / You got it in every way," sets a tone of admiration for someone's natural grace.

Throughout the song, Sia uses "rhythm" as a metaphor for freedom, wanting to "free you with my rhythm". The 1980s Origin Story

The chorus— "Won't you let me be your rhythm tonight?" —is a demand to let go of inhibitions and let the music take control.