bonanza
n. 1 source of wealth or prosperity. 2 large output (esp. Of a mine). [spanish, = fair weather]
n. In mining, a rich mine or vein of silver or gold; hence, anything which is a mine of wealth or yields a large income.
n. 1 source of wealth or prosperity. 2 large output (esp. Of a mine). [spanish, = fair weather]
n. In mining, a rich mine or vein of silver or gold; hence, anything which is a mine of wealth or yields a large income.