(informal, sarcastic) It is highly doubtful: indicating that something is not likely to happen to the person specified.

(idiomatic) To be grateful, feel oneself fortunate.

plural of lucky dip

In a luckless way.

The state or condition of being luckless.

plural of lucky break

(informal) Australia

(sports) A player who loses in the final round of qualifying for a tournament, and who subsequently enters the tournament after the withdrawal of another competitor, e.g. due to injury.

plural of lucky loser

One favoured by luck or fortune.