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

The global aviation aftermarket firm expands its Miami operations to 50,000 sq ft, strengthening its position in the North American market. —Matthew Kayser, Miami Herald, 7 May 2026

Within the segment, organic revenue grew 3% in commercial aviation original equipment, 3% in commercial aviation aftermarket, and 4% in defense and space. —CNBC, 23 Apr. 2026

While these components are available from the aftermarket as well, there’s something to be said about getting a truck that’s been holistically developed by factory engineers and comes backed by a full warranty. —ABC News, 22 Apr. 2026

Another option is an aftermarket remote‑start system, which in the long run may be cheaper than a subscription. —Hartford Courant, 19 Apr. 2026

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