bumba 2 noun English. A explosive bomb, usu. dropped from an aircraft. verb English. Bombs s.t. with an explosive. Example sentence: Subanen. Su timpu gubat, melaun gupiag lunsud binumbaan. English. (During) that time of war, many towns were bombed. Idiom: bumbaan talu' verb English. Aims deleterious speech at s.o., used esp. of speech in litigation and politics. Example sentence: Subanen. Binumbaanen talu' sug duma nen. English. He insulted his companion. Example sentence: Subanen. Iini betad nu nga kandidatu, megbebumbaay di talu' atawaka kebetang. English. The custom of political candidates is to insult what one another says or show off one's own circumstances. Generic. sala' In group with: dilamita