THINGAMABOB Meaning of THINGAMABOB in English [ 'θɪŋəməbɒb ](also thingumabob , thingamajig , or thingumajig 'θɪŋəmədʒɪg ) ■ noun another term for thingummy . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004