From Longman Dictionary of Contemporary Englishtruck farmˈtruck farm noun [countable] American EnglishTA an area for growing vegetables and fruit for sale SYN market garden British English
Examples from the Corpus
truck farm• Just a truck farm, a couple of acres to start.• One hundred people living off a football field-size truck farm!From Longman Business Dictionarytruck farmˈtruck farm American EnglishFARMING an area for growing fruit and vegetables for saleSYNmarket garden BrE → farmOrigin truck farm (1800-1900) truck “to barter”; → TRUCK13