CHUME see CHUMA very offensive improperio in Chile, abbreviation and apocope of CONCHA DE SU MADRE . In feminist terminology it can be a man or a woman, so chumo is masculine and chuma only female. 2 . Inhabitant of Chumeldén, commune of Chaitén, Region of Los Lagos, south of the Reñihué fjord at its confluence with the Gulf of Ancud.