Metaprogressions
Metaprogressions are a concept in music theory that describes a chord progression that describes the movement of other chord progressions. Instead of focusing on the individual chords and their relationships, metaprogressions examine the larger patterns and tendencies of how chord progressions evolve. This can involve analyzing the direction of harmonic movement, the common melodic contours of bass lines within progressions, or the overall emotional arc a progression creates.
The idea is to abstract the process of harmonic change. For example, a common metaprogression might be