car·toon Pronunciation Key (kär-tn) n.1. A drawing depicting a humorous situation, often accompanied by a caption.
2. A drawing representing current public figures or issues symbolically and often satirically: a political cartoon.v. car·tooned, car·toon·ing, car·toons
v. intr.
To make humorous or satirical drawings.
It seems fairly accurate. Besides, Photo Composite Boy just doesn't have the same ring to it, does it?