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

There are aftermarket devices such as the CarMD Connect that can continuously monitor the electrical system and detect issues like low battery voltage to avoid surprise breakdowns. —Hartford Courant, 14 Mar. 2026

The advantage of buying a supercharger from Ford instead of an aftermarket supplier is also apparent in the warranty. —Erik Shilling, Robb Report, 4 Mar. 2026

Jefferies upgrades Dorman Products to buy from hold Jefferies upgraded the auto aftermarket company and says shares are compelling. —Michael Bloom, CNBC, 2 Mar. 2026

The vehicle has aftermarket chrome wheels and a sticker showing the Instagram logo on the passenger-side window, authorities said. —Katey Psencik, Austin American Statesman, 24 Feb. 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