Definition of product line
1 : all goods made by a manufacturing firm
2 : a group of closely related commodities made by the same process and for the same purpose and differing only in style, model, or size
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up product line? Please tell us where you read or heard it (including the quote, if possible).