patchwork quilt

noun2

1. •
   A decorative quilt made of pieces of cloth having diverse sizes, colors, and shapes, sewn together either to form a regular pattern or in a deliberately mismatched fashion without a pattern.
2. •
   (figurative) Something having a haphazard or disorganized structure; something composed of seemingly random parts.

   • Despite a patchwork quilt of aid that includes scholarships, loans and an on-campus job, Kenner's father, a train conductor, must now pay $6,000 out of pocket to send his daughter to school. — 1989