COVERMOUNT

Etymology

Noun

covermount (plural covermounts)

A freebie, such as a compact disc, mounted on the cover of a magazine.

Verb

covermount (third-person singular simple present covermounts, present participle covermounting, simple past and past participle covermounted)

(transitive) To give away; to release for free, attached to the cover of a magazine.

Source: Wiktionary