follow-on product

noun
UK /ˈfɒləʊ ɒn ˈprɒdʌkt/
US /ˈfɑːloʊ ɑːn ˈprɑːdʌkt/

A new thing that comes after another thing and is made to go with it or be better than it.

The toy company made a follow-on product to go with its popular robot.


OTHER MEANINGS

2. A product sold to existing customers after they buy the first one.

The phone maker earns more from follow-on products like cases and chargers.

3. A later item in a series that builds on an earlier item.

The sequel game is a follow-on product to the original hit.

4. A product created to work with or support an earlier product.

The printer's follow-on product is a refill ink kit.