大当たり

(1)a sudden happening that brings good fortune (as a sudden opportunity to make money); "the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line"

(2)幸運（金を儲ける突然の機会として）をもたらす突然の出来事

(3)something that exactly succeeds in achieving its goal; "the new advertising campaign was a bell ringer"; "scored a bull's eye"; "hit the mark"; "the president's speech was a home run"

(4)目的を達成することに成功するきっちりと成功するもの

(5)a conspicuous success; "that song was his first hit and marked the beginning of his career"; "that new Broadway show is a real smasher"; "the party went with a bang"

(6)目覚ましい成功

(1)