Definition, Meaning & Synonyms

whatchamacallit

noun
/ˈwʌtʃəˌmʌkəˌlɪt/
Definition
A term used to refer to something whose name is unknown or temporarily forgotten.
Examples
  • Can you pass me that whatchamacallit over there?
  • He always forgets the names of things; he just calls them whatchamacallits.
  • What’s the name of that tool? The whatchamacallit that helps with painting?
Meaning
The word ‘whatchamacallit’ is often used casually when someone cannot recall the proper name of an object or concept. It serves as a placeholder in conversation.
Synonyms
  • thingamajig
  • doohickey
  • thingamabob