1. bonanza - Noun
2. Bonanza - Proper noun
In mining, a rich mine or vein of silver or gold; hence, anything which is a mine of wealth or yields a large income.
Source: Webster's dictionaryA permanent base on Mars would have a number of advantages beyond being a bonanza for planetary science and geology. If, as some evidence suggests, exotic micro-organisms have arisen independently of terrestrial life, studying them could revolutionise biology, medicine and biotechnology. Paul Davies
"Globalism" is often the most self-interested and "nationalist" thing you can do. It has been a bonanza to the United States, for sure. In capitalism, your narrowest interests are advanced by cooperation. A genius system. Jay Nordlinger
I detest 'Jingle Bells,' 'White Christmas,' 'Rudolph the Red Nosed Reindeer,' and the obscene spending bonanza that nowadays seems to occupy not just December, but November and much of October, too. Richard Dawkins
the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line Source: Internet
CBS time salesmen recognized early on that this intimate connection could be a bonanza for advertisers of female-interest products. Source: Internet
A bonanza for a peeping Tom passing by looking for a place and persons to peep. Source: Internet