fido

noun
fi·do | \ˈfī-(ˌ)dō \
plural fidos

Definition of fido 

: a coin having a minting error

Examples of fido in a Sentence

Recent Examples on the Web

Training and fitness center Urban Pooch will have an agility field course, $5 per run, for fidos to show off their skills, jumping, climbing over obstacles and navigating tunnels. Hannah Steinkopf-frank, RedEye Chicago, "Pooches on parade: Celebrate Easter at Horner Park," 29 Mar. 2018 So, please feel free to download and build your own FIDO monitor. Kristian Von Bengtson, WIRED, "Instrumentation of the Sapphire Rocket and Ground Support Equipment — For Download," 12 June 2013

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fido.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fido

1967, in the meaning defined above

History and Etymology for fido

freaks + irregulars + defects + oddities

Keep scrolling for more

Learn More about fido

Dictionary Entries near fido

fidia

fidibus

fidley

fido

fiducia

fiducial

fiduciarily

Statistics for fido

Look-up Popularity

Time Traveler for fido

The first known use of fido was in 1967

See more words from the same year

Comments on fido

What made you want to look up fido? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!