aftermarket Definition
the market for parts and accessories used in the repair or enhancement of a vehicle or other product, especially a car.
Using aftermarket: Examples
Take a moment to familiarize yourself with how "aftermarket" can be used in various situations through the following examples!
Example
He bought an aftermarket exhaust system for his car.
Example
The aftermarket for car parts is a multi-billion dollar industry.
Example
Many people prefer aftermarket parts because they are often cheaper than original equipment manufacturer (OEM) parts.
Summary: aftermarket in Brief
'Aftermarket' [af-ter-mahr-kit] refers to the market for parts and accessories used in the repair or enhancement of a vehicle or other product, especially a car. It is a multi-billion dollar industry and many people prefer aftermarket parts because they are often cheaper than original equipment manufacturer (OEM) parts.