luck in competitions; luck in gambling
Refers to one's fortune or luck in competitive situations, including games, sports, and gambling.
He has strong luck in competitions.
It seems my luck in gambling is bad today.
A match, contest, or gamble; the event itself rather than the luck involved.
Compound of 勝負 (shōbu, 'match, contest, gamble') and 運 (un, 'luck, fortune').