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Definition of whatsit

whatsit

/ˈwʌtsɪt/
what · sit

Plural:whatsits
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whatsit Lexical Profile

whatsit Game Scores & Validity

• noun

1

A person or thing whose actual name is unknown, forgotten, or momentarily omitted in informal speech.

Example

"Could you hand me that little metal whatsit from the top drawer of the toolbox?"

Synonyms
View all synonyms for whatsit

Word Origin & Etymology

Coined in the early 20th century as an informal phonetic contraction of the phrase 'what is it?'

Cite this Entry


Wordmom. (2026). Definition of Whatsit. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/whatsit
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