Meaning

• Something that happens to someone by chance, a chance occurrence, especially a favourable one.

  "Gilbert had some bad luck yesterday — he got pick-pocketed and lost fifty dollars."

• A superstitious feeling that brings fortune or success.

  "He blew on the dice for luck."

• Success.

  "He has a lot of luck with the ladies, perhaps it is because of his new motorbike."

• The results of a random number generator.

  "The creators of tool-assisted speedruns often manipulate a lot of luck to get the most favorable results in order to save the most time."

Meaning

• To succeed by chance.

  "His plan lucked out."

• To rely on luck.

  "No plan. We're just to going to have to luck through."

• To carry out relying on luck.

  "Our plan is to luck it through."