lightning fast

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English

Alternative forms

Pronunciation

Adjective

lightning fast (not comparable)

  1. (idiomatic) Extremely fast, fast as lightning.
    Synonyms: fulgurant, lightning-quick, quick as a flash, in a flash

Translations

Adverb

lightning fast (not comparable)

  1. (idiomatic) Extremely quickly.
    Synonyms: quick as a flash, in a flash, lightningly

Translations