Oxford Dictionary English cottage industry nounnoun BrE BrE//ˌkɒtɪdʒ ˈɪndəstri// ; NAmE NAmE//ˌkɑːtɪdʒ ˈɪndəstri// Add to my wordlistjump to other resultsa small business in which the work is done by people in their homes Weaving and knitting are traditional cottage industries. Desktop publishing has become a modern cottage industry.See cottage industry in the Oxford Advanced American DictionaryCheck pronunciation: cottage industry oxfordlearnersdictionaries.com