THING-A-MA-BOB Meaning of THING-A-MA-BOB in English thing-a-ma-bob / thing-a-ma-jigname for a strange part, what-cha-ma-call-itIf I can get the thing-a-ma-jig in the right hole, this car may start. Wayne Magnuson. English idioms vocabulary. Словарь английских идиом. 2012