Oxford Dictionary English good humour nounnoun BrE BrE//ˌɡʊd ˈhjuːmə(r)// ; NAmE NAmE//ˌɡʊd ˈhjuːmər// (especially US English good humor) [uncountable, singular] Add to my wordlistjump to other resultsa cheerful mood Everyone admired her patience and unfailing good humour. He was in a good humour this morning. opposite ill humourCheck pronunciation: good humour oxfordlearnersdictionaries.com