English

Noun

twelve-bar blues pl ‎(plural only)

1. (music) A blues form built on a twelve-measure chord pattern, most typically I,I,I,I,IV,IV,I,I,V7,IV,I,V7, where I, IV and V7 represent the tonic, subdominant and dominant seventh chords respectively.

See also

• blues
• eight-bar blues
• turnaround