Mickey Mouse
From Longman Dictionary of Contemporary EnglishMickey MouseˌMickey ˈMouse adjective informal small and not at all important The charity has been described as a Mickey Mouse operation. a Mickey Mouse jobExamples from the CorpusMickey Mouse• a Mickey Mouse class• He had some Mickey Mouse excuse for being late.Origin Mickey Mouse (1900-2000) Mickey Mouse, cartoon character invented by the U.S. film producer Walt Disney