fi·​do ˈfī-(ˌ)dō How to pronounce fido (audio)
plural fidos
: a coin having a minting error

Word History


freaks + irregulars + defects + oddities

First Known Use

1967, in the meaning defined above

Time Traveler
The first known use of fido was in 1967

Dictionary Entries Near fido

Cite this Entry

“Fido.” Dictionary, Merriam-Webster, Accessed 29 Nov. 2023.

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