This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. A rich mine, vein, or pocket of ore.

n. A source of great wealth or prosperity.

n. In mining, a rich mine or vein of silver or gold.

n. The point at which two mother lodes intersect

n. By extension, anything which is a mine of wealth or yields a large income or return.

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. A term in common use in the Pacific States, signifying a rich mass of ore: opposed to borrasca.

n. Hence—2. A mine of wealth; a profitable thing; good luck: as, to strike a bonanza.

Very extensive and profitable. Compare bonanza, n., 2.

n. a sudden happening that brings good fortune (as a sudden opportunity to make money)

n. an especially rich vein of precious ore

"But investment banks may not land a profit bonanza from the wave of deals; so many banks are sharing top billing, big profits for bookrunners remain to be seen."

occurrent    happening    occurrence    natural event    mineral vein    vein   

the bonanza mines    bonanza farm    bonanza farmer   

Braganza    Lanza    Lufthansa    extravaganza    stanza   

shortfall    drillers    lacquerware    calculi    slipknot    tie-ins    landscape-painter    zenite    archeology    deathtrap