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[thing-uh-muh-bob] /ˈθɪŋ ə məˌbɒb/
noun, Informal.
Also, thingumabob, thingumbob
[thing-uh m-bob] /ˈθɪŋ əmˌbɒb/ (Show IPA)
Origin of thingamabob
First recorded in 1835-45; See origin at thingamajig, bob2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for thingumabob
Historical Examples
  • It had just been a game they had played while looking for the thingumabob.

    Gargoyles Ben Hecht
British Dictionary definitions for thingumabob


(informal) a person or thing the name of which is unknown, temporarily forgotten, or deliberately overlooked Also thingumajig, thingamajig (ˈθɪŋəməˌdʒɪɡ), thingummy (ˈθɪŋəmɪ)
Word Origin
C18: from thing1, with humorous suffix
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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