aftermarket

noun

af·​ter·​mar·​ket ˈaf-tər-ˌmär-kət 

plural aftermarkets

1

: the market for parts and accessories used in the repair or enhancement of a product (such as an automobile)

2

: a secondary market (see market entry 1 sense 4c(1)) available after sales in the original market are finished

a movie in the DVD aftermarket

3

: the market for a stock following its initial public offering when its shares can be freely traded among investors

Examples of aftermarket in a Sentence

Recent Examples on the Web

From there, consider other aftermarket updates, such as installing a tape trim or adding a liner, to lend additional heft. —Patricia Shannon, Southern Living, 1 Nov. 2025

The Elevance's flat floor would also make for easy aftermarket camper conversions – the dual rear seating rows could be folded down or removed to make way for another double bed to complement the one in the trailer. —New Atlas, 29 Oct. 2025

The supplier is one of the top in the world in the auto industry, selling chassis technology, powertrains, industrial technology, aftermarket components and safety technology to automakers far and near from its headquarters in Friedrichshafen, Germany. —Eileen Falkenberg-Hull, MSNBC Newsweek, 21 Oct. 2025

According to Motor1, with such continued support and an array of high-end aftermarket offerings, combustion engines show no sign of disappearing, and cars like the Runge R3 demonstrate that the passion for analog, high-revving performance remains alive and well. —Jijo Malayil, Interesting Engineering, 20 Oct. 2025

Word History

Etymology

after- + market entry 1

First Known Use

1887, in the meaning defined at sense 3

Rhymes for aftermarket

• patriarchate
• supermarket
• market
• nonmarket
• premarket
• upmarket