beginner's luck


noun

the initial good fortune or success commonly supposed to come to a person who has recently taken up a new pursuit, as a sport or game: Catching a large trout the first time you go fishing is simply beginner's luck.

Origin of beginner's luck

First recorded in 1895–1900

Idioms and Phrases with beginner's luck

beginner's luck

Good fortune in a first attempt or effort, as in I often use a brand-new recipe for a dinner party; I trust beginner's luck. [Late 1800s]