A peculiar sexual fetish known primarily among the Web 2.0 generation of perverts. Exhibitionist male self-photographers ejaculate onto pictures, or sometimes onto other objects, which directly reference (e.g. depict, name, imply) another web user, often a concomitant voyeur of either sex.

The act of cumming on a printed picture

Ejaculating onto pictures for pleasure, (e-rape) .. check out cumonprintedpics.com for examples