Also 8 balza. [Sp. a boat. Minsheu, 1623.] A raft, or fishing-float, used chiefly on the Pacific coasts of South America.
1778. Robertson, Hist. Amer., II. VII. 320. Where the rivers became deep they are passed in Balzas, or floats.
1850. Prescott, Peru, II. 3. To transport the commanders baggage and the military stores on some of the Indian balsas.