jimjam verb 4noun 4adjective 1forms 3 verb4 •To befuddle or stupefy.I mean my nerves were totally jimjammed ... I was up shit creek, gents! — 2000 •To dance ecstatically.Lights blazed down, but not too strongly, so that the dancers could drift along or jimjam in ecstatic rhythm, in a simulacrum of private worlds. — 2011 •(euphemistic) To copulate.It didn't work until she spiked his orange juice with a triple dose of street acid: she sent three different girls up that day, and he fucked, sucked, and orifically jimjammed his little brains loose. — 2007 •To cram together in a jumbled fashion. noun4 •[before a noun] Attributive form of jimjams (“pajamas”).As I sat and pushed down my jimjam pants, Sean came in to tuck me in. — 2014 •Chaotic activity; uproar; craziness.The whole town's in a positive jimjam. — 2006 •Nonsense; rigmarole.A feller that sees a lot o' jimjam visions ahead never will buck down to real life here, an' he'll never lay up a dollar or own a foot of land. — 1912 •Placeholder word for a thing or person nonspecific, unknown or forgotten; thingamabob.Where the jimjam sits on the thingumbob tree, And he sweetly sings to the jigamarec. — 1873 adjective1 •Crazy; insane or befuddled.Insurancewise, the papers tell of a new hat-passer started in Chicago to demonstrate that Dr. Keeley's "cured" jimjam patients, whom regular companies look askance at, are as safe risks as sober men — 1891 formsjimjammed · jimjamming · jimjams