Word.ws English Dictionary

thingumabob

thingumabob is the alternative form of thingamabob.

Meaning of thingamabob

Noun

thingamabob (plural thingamabobs)

  1. (slang) A thing or person whose actual name is unknown or forgotten.
    • "The tin thingamabob," insisted Mr. Trigget with slow dignity. "Call it what you will. Its purpose is self-evident. It acts as a dispirator—a distributor, that is to say—"1923, Ernest Bramah [pseudonym; Ernest Brammah Smith], “(please specify the page)”, in The Eyes of Max Carrados, London: Grant Richards, →OCLC
    Synonyms:
    thingy, whatshisname

Forms of thingumabob

pluralthingumabobs

Questions about thingumabob

What is thingumabob the alternative form of?
Thingumabob is the alternative form of thingamabob.

Words near thingumabob in the dictionary

  1. things-in-themselves
  2. thingstead
  3. thingsteads
  4. Thingujam
  5. thingum
  6. thingumabob
  7. thingumabobs
  8. thingumajig
  9. thingumajigs
  10. thingumbob
  11. thingumbobs

Source and license

Adapted from Wiktionary: thingumabob (page history and authors); thingamabob (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “thingumabob.” Word.ws, https://word.ws/thingumabob. Based on Wiktionary, CC BY-SA 4.0.