thingamajig
/ˈθɪŋəməˌd͡ʒɪɡ/ noun
Forms thingamajigs thingamejig thingumajig thingummyjig
- noun (informal) Something that one does not know the name of. “He used this, this... this thingamajig you saw him with the other day to fix the problem.”
Synonyms
thingy doodad doohickey doojigger gimmick gizmo gismo gubbins thingamabob thingumabob thingmabob thingumajig thingmajig thingummy whatchamacallit whatchamacallum whatsis widget
Etymology
From thingum or thingummy + jig, metrically patterned like gobbledygook, rigamarole. Compare thingamabob, etc. Earliest citation from 1824 as thingumajigs.
Sources: Wiktionary · WordNet 3.0 — from the Wiktionary entry “thingamajig”, CC BY-SA 4.0. Details