luck

noun

1. 1

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

   bad luck caused his downfall

   we ran into each other by pure chance

2. 2

   an unknown and unpredictable phenomenon that leads to a favorable outcome

   it was my good luck to be there

   they say luck is a lady

3. 3

   your overall circumstances or condition in life (including everything that happens to you)

   whatever my fortune may be

   deserved a better fate