gray market
Noun
Meaning
an unofficial market in which goods are bought and sold at prices lower than the official price set by a regulatory agency
Source: WordNetSynonyms
Hypernyms
Examples
During the webinar, there was no definitive answer, but panelists pointed to some of the same sources others mentioned a year ago: used books, review copies, gray market titles, and imports.
In the past, that answer may have been dominated by discussion about speculation and gray market activity (and alpaca sock aficionados).
"Unfortunately we cannot service your D3200 Camera as it is a gray market unit.