Keystoner
American
[kee-stoh-ner]
/ ˈkiˌstoʊ nər /
noun
Informal.
Etymology
Origin of Keystoner
First recorded in 1910–20; Keystone (State) ( def. ) + -er 1
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.
