Main definitions of Fido in English

: Fido1Fido2

Fido1

noun

informal
  • A generic name for a pet dog.

Origin

From Latin fidō ‘I trust’.

Pronunciation

Fido

/ˈfīdō/

Main definitions of Fido in English

: Fido1Fido2

Fido2

noun

  • A system for dispersing fog using gasoline burners on the ground to enable aircraft to land. It was developed by the Allies during World War I.

    • ‘What they were witnessing for the first time was the faithful watchdog of distressed aircraft, the Carnaby FIDO.’
    • ‘A heating method using oil-burning heaters arranged along the edge of an airfield runway was used during the second World War to disperse fog (known as FIDO, or Fog Intensive Dispersal of).’

Origin

Acronym from Fog Intensive Dispersal Operation.

Pronunciation

Fido

/ˈfīdō/