1. backprint - Noun
2. backprint - Verb
The mark or impression left by a person's back having been pressed against a surface.
Printing on the reverse side of a poster, postage stamp, or other printed material, usually for purposes of identification.
backprint (third-person singular simple present backprints, present participle backprinting, simple past and past participle backprinted)
(transitive) To print something onto the back of an object or document.