what·​cha·​ma·​call·​it | \ ˈ(h)wä-chə-mə-ˌkȯ-lət How to pronounce whatchamacallit (audio) , ˈ(h)wə- How to pronounce whatchamacallit (audio) \
plural whatchamacallits

Definition of whatchamacallit

: something that is hard to classify or whose name is unknown or forgotten : thingamajig … dozens of multi-colored plastic thingies, metal gizmos in various shapes and a rubber whatchamacallit with a hole in the middle.— Dick Wolfsie Joni had reached the point in her life when the wrong words flew out of her mouth. And when she tried to find the correct word, it inexplicably vanished. "Where's the whatchamacallit?"PRWeb.com

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Examples of whatchamacallit in a Sentence

I can't find the whatchamacallit that holds the door open. I need one of those whatchamacallits to connect the two patch cords.
Recent Examples on the Web The ranking only includes the 193 breeds that the AKC recognizes, so unfortunately, mixed breeds like maltipoos, goldendoodles and whatchamacallits aren't on it. Aj Willingham, CNN, "All The Good Stuff that happened this week," 9 May 2020 Fired on Wednesday by Toronto, Mike Babcock will have plenty of time to rest and recharge before the Totems, er, the whatchamacallits, drop the puck for their inaugural season in 2021. Ross Mckeon, SFChronicle.com, "Why Seattle should name Mike Babcock its head coach sooner than later," 22 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'whatchamacallit.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of whatchamacallit

1910, in the meaning defined above

History and Etymology for whatchamacallit

alteration of what you may call it

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Time Traveler for whatchamacallit

Time Traveler

The first known use of whatchamacallit was in 1910

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Cite this Entry

“Whatchamacallit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whatchamacallit. Accessed 11 May. 2021.

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English Language Learners Definition of whatchamacallit

US, informal : something whose name you have forgotten or do not know

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