secondary market noun2 •The financial market for trading of securities that have already been issued in an initial private or public offering.Although 4.1 million tickets were sold for the 2023 shows—including over 2 million on the first day, a new record—scalpers jacked up prices on the secondary market to more than $22,000. — 2023 •The market for works of art that have been sold before.The primary market is art directly from the artist, offered for sale for the first time. The secondary market is resale: buying, selling and trading among collectors, dealers and museums. — 2010 formssecondary markets