thingamabob
thin·ga·ma·bob
noun
Origin
Alteration of thingumbob: obsolete thingum (from thing) + bob. Earliest citation from 1751, as thingumbobs.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.