Flathead

noun

Flat·​head ˈflat-ˌhed How to pronounce Flathead (audio)
plural Flatheads or Flathead
1
: a member of any of several North American Indigenous peoples
2
: an Indigenous people of Montana
3
flathead : any of a family (Platycephalidae) of mostly Australian and southeast Asian marine food fishes that resemble sculpins

Word History

First Known Use

1709, in the meaning defined at sense 1

Time Traveler
The first known use of Flathead was in 1709

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Cite this Entry

“Flathead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Flathead. Accessed 9 Jun. 2026.

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