thingamabob

[ thing-uh-muh-bob ]
/ ˈθɪŋ ə məˌbɒb /

noun Informal.

Also thing·u·ma·bob, thing·um·bob [thing-uh m-bob] /ˈθɪŋ əmˌbɒb/

Origin of thingamabob

First recorded in 1835–45; see origin at thingamajig, bob2

Example sentences from the Web for thingumabob

  • It had just been a game they had played while looking for the thingumabob.

    Gargoyles |Ben Hecht

British Dictionary definitions for thingumabob

thingumabob

thingamabob

/ (ˈθɪŋəməˌbɒb) /

noun

informal a person or thing the name of which is unknown, temporarily forgotten, or deliberately overlooked Also: thingumajig, thingamajig (ˈθɪŋəməˌdʒɪɡ), thingummy (ˈθɪŋəmɪ)

Word Origin for thingumabob

C18: from thing 1, with humorous suffix