The painting would fetch millions of dollars if it was sold on the open market.open marketˌopen ˈmarket noun 
The painting would fetch millions of dollars if it was sold on the open market.2[countable usually singular] a system which makes it easy to buy and sell goods with other countries, because there are few restrictions: There is now an open market within the European Community.
EXAMPLES FROM OTHER DICTIONARIES
- efforts to establish a more competitive open market in the former Soviet Union
- I hadn't been on the open market for so long.
- It said that the capital's availability in the open market was doubtful and suspect.
- Priced on the open market, they would sell for tens and tens of billions of dollars.
- The Bank could, and did, make Bank Rate effective by open market operations.
COLLOCATIONS FROM THE ENTRY The painting would fetch millions of dollars if it was sold on the open market.
The painting would fetch millions of dollars if it was sold on the open market.PHRASES FROM THE ENTRY
1 on the open market goods that are bought and sold on the open market are sold publicly rather than privately: - Berryhill is back on the open market.
- HaL is unlikely to sell its chips on the open market.
- I hadn't been on the open market for so long.
- If the Bank wishes to reduce the money supply it will sell securities through its broker on the open market.
- It is likely to be some years before such a product is on the open market.
- It will sell the rest on the open market.
- Priced on the open market, they would sell for tens and tens of billions of dollars.
- They sell bonds on the open market.
The painting would fetch millions of dollars if it was sold on the open market.2[countable usually singular] a system which makes it easy to buy and sell goods with other countries, because there are few restrictions: There is now an open market within the European Community.