noun, slang ·Moderate ·High school level

Definitions

Noun

1. 1
   Something that one does not know the name of. informal

   "He used this, this... this thingamajig you saw him with the other day to fix the problem."

2. 2
   something unspecified whose name is either forgotten or not known wordnet

Synonyms

All synonyms

chingaderachummydingbatdingusdohickeydojigger

Example

More examples

"Can you pass me that thingamajig?"

Etymology

From thingum or thingummy + jig, metrically patterned like gobbledygook, rigamarole. Compare thingamabob, etc.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.