mashup
Mashup has a few of definitions.

(1)  To be stoned or drunk
(2)  To look raggedy or beaten-up in appearance
(3)  A mix of different music tracks to produce a new track
(1)  Man I was so mashup yesterday after all them beers.  I was well caned.

(2)  Jeez, he looked so mashup after they caned his ass.

(3)  The track 'A Stroke of Genie-us', is a mashup of Christina Aguilera's "Genie in a bottle" with The Strokes, as is 'Get Your Bootleg On', which is a mashup of a Missy Elliot track (Get ur Freak on) with Eminem's "Without Me".

For definition (1) mashup is a synonym of one meaning of caned, along the lines of being very drunk or stoned, whereas for definition (2), caned means beaten.

Definition (3) is also a synonym for a type of music also known as bastard pop, cut-ups or blends.