un·​plumbed ˌən-ˈpləmd How to pronounce unplumbed (audio)
: not tested with a plumb line
: not measured with a plumb
: not thoroughly explored

Example Sentences

Recent Examples on the Web Most unplumbed households in Phoenix are renters, Meehan said, one of the report’s most surprising findings. Zayna Syed, The Arizona Republic, 27 May 2020 Fohr explores every nuance in her voice, soaring and diving to unplumbed depths against a backdrop of her core band and an orchestra. Washington Post, 22 Oct. 2021 Existing technologies like magnetometry, which measures magnetic fields from the surface down to a certain (pretty shallow) depth, do a great job with some cases, but leave the depths unplumbed. Caroline Delbert, Popular Mechanics, 10 June 2020 Table Mountain, the crag that lords over Cape Town, has unusual aquifers whose depth and abundance of water are still unplumbed. Aaron Gilbreath, Longreads, 12 June 2018 Trump, his allies, and his kin are guilty of degrading the language of government and politics to a hitherto unplumbed low. Josephine Livingstone, The New Republic, 5 June 2018 In territory that is, as yet, largely unplumbed by modern scholarship. Laura Bullard, Marie Claire, 1 Mar. 2018 See More

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

Word History

First Known Use

1623, in the meaning defined at sense 1

Time Traveler
The first known use of unplumbed was in 1623

Dictionary Entries Near unplumbed

Cite this Entry

“Unplumbed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unplumbed. Accessed 3 Dec. 2022.

Kids Definition



un·​plumbed ˌən-ˈpləmd How to pronounce unplumbed (audio)
: not tested or measured with a plumb line
: not explored completely
many unplumbed areas in science
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
Name That Thing

You know what it looks like… but what is it called?

Universal Daily Crossword

A daily challenge for crossword fanatics.