Definitions for "Fabless"
A company is fabless if it does not have its own factory for manufacturing integrated circuit Switch Core is fabless.
The attribute fabless means "without a fab". Fab stands for semiconductor fabrication facility.
This term refers to a company that produces chips but doesn't own a fabrication plant, or fab. These companies are starting to become more and more successful at creating chips and renting out other companies' excess fabs to produce their chips.