aftermarket

[ af-ter-mahr-kit, ahf- ]

Phonetic (Standard)IPA

noun

the market for replacement parts, accessories, and equipment for the care or enhancement of the original product, especially an automobile, after its sale to the consumer:
The company holds a large share in the automotive radio aftermarket.
any additional market created by a product after the primary market:
Television is the perfect aftermarket for old movies.
Stock Exchange. secondary market.

First recorded in 1935–40; after + market

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