[ hawrs-koh-per ]
/ ˈhɔrsˌkoʊ pər /
Before X Was X: The Dark Horse Story Of The 24th LetterSince its inception, the letter X has struggled to establish its own identity, so it may be no coincidence that X is commonly used to represent the unknown in both language and mathematics. But, how was it created?
Origin of horse-coper
First recorded in 1675–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for horse-coper
No one suspected amongst the Romany that he was anything else but a horse-coper.Red Money|Fergus Hume