Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

whatsit

play
noun what·sit \ˈhwät-sət, ˈwät-, ˈ(h)wət-\

Simple Definition of whatsit

  • : something whose name you have forgotten or do not know

Full Definition of whatsit

Examples of whatsit

  1. <there's always one random whatsit left over every time I put a bookcase together>



Variants of whatsit

also what·sis play \-səs\ or what–is–it play \-iz-ət\

Origin of whatsit

whatsit & whatsis contraction of what-is-it


First Known Use: circa 1882


Learn More about whatsit


Seen and Heard

What made you want to look up whatsit? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 7, 2016

a slight offense

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

spindrift duvet pince-nez kittly-benders
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ