noun
minor leagues (US baseball)
Refers specifically to the US minor league baseball system. Not used for minor leagues in other sports or countries without clarification.
彼はマイナーリーグで経験を積んだ。
He gained experience in the minor leagues.
マイナーリーグの試合はメジャーよりチケットが安い。
Tickets for minor league games are cheaper than for the majors.
Variant with a middle dot, sometimes seen in print.
Borrowed from English 'minor league'.