| 1. | the market for replacement parts, accessories, and equipment for the care or enhancement of the original product, esp. an automobile, after its sale to the consumer: The company holds a large share in the automotive radio aftermarket. |
| 2. | any additional market created by a product after the primary market: Television is the perfect aftermarket for old movies. |
| 3. | Stock Exchange. secondary market. |
| the market that exists for an issue after large blocks of shares have been publicly distributed. |
secondary market