ˈjimˌjamz, -ˌjaa(ə)mz noun plural
Etymology: perhaps alteration of delirium tremens
slang : delirium tremens ; also : a markedly nervous, overwrought, or depressed condition especially arising from excess or fear
drink so much coffee I get the jimjams — New Yorker
attack the January jimjams with love and laughter — Mademoiselle