zambomba . ( Or. onomat. ). 1. f. rustic instrument music, clay or wood, hollow, open at one end and closed by the other with a very tense skin, which has in the Center, good subject, a Reed to way of the mast, which rubbed top down and bottom up with moist hand, produces a strong, hoarse and monotonous sound. 2. f. Sal. , Seg. , Vall. y Zam. Inflated pig's bladder. zambomba. 1. interj. Colloq. U to express surprise.