fabless Syllabification: (fab·less)Pronunciation: /ˈfablis/Definition of fabless adjective denoting or relating to a company that designs microchips but contracts out their production rather than owning its own factory:the newcomers' strategy was fabless productionOrigin: 1980s: from fab 'a microchip fabrication plant' + -lessfabless in other Oxford dictionaries Definition of fabless in the British & World English dictionary