Oxford Dictionary English child labour noun(US English child labor) noun BrE BrE//ˌtʃaɪld ˈleɪbə(r)// ; NAmE NAmE//ˌtʃaɪld ˈleɪbər// [uncountable] Add to my wordlistjump to other resultsthe employment of children in an industry or business, especially when it is illegal Although child labour is illegal in this country, the laws are not enforced.Check pronunciation: child labour oxfordlearnersdictionaries.com