noun
A work, such as a blanket, composed of many different colors and shapes, sewn together to make an interesting whole.
(figurative) Any kind of creation that makes use of many different aspects to create one whole piece.
(derogatory) A state of regulations whose constituents have an opaque scope of application because of their questionable delimitation with regard to each other.
verb
(transitive) To create a patchwork from pieces of fabric.
(transitive) To assemble from a variety of sources; to cobble together.