# thingamabob

> English word · Noun

## Definitions
1. A thing or person whose actual name is unknown or forgotten.

## Etymology
Alteration of thingumbob: obsolete thingum (from thing) + bob. Earliest citation from 1751, as thingumbobs.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/thingamabob