Meaning

noun an unknown and unpredictable phenomenon that causes an event to result one way rather than another

noun a large amount of wealth or prosperity

noun an unknown and unpredictable phenomenon that leads to a favorable outcome

originFrom Middle English fortune, from Old French fortune, from Latin fortuna (“fate, luck”). The plural form fortunae meant “possessions”, which also gave fortune the meaning of “riches”.

Etymology from Wiktionary, CC BY-SA 3.0