thingamajig
thin·ga·ma·jig
noun
Origin
From thingum or thingummy + jig, metrically patterned like gobbledygook, rigamarole. Compare thingamabob, etc. Earliest citation from 1824 as thingumajigs.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.