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bannerstone

American  
[ban-er-stohn] / ˈbæn ərˌstoʊn /

noun

  1. a North American prehistoric stone implement in the form of a double-edged ax with a notch or hole, possibly for attaching a handle.

Etymology

Origin of bannerstone

banner (from the flaglike shape of the blades) + stone

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.