for a fact

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English[edit]

Pronunciation[edit]

  • (file)

Adverb[edit]

for a fact (not comparable)

  1. (idiomatic) Without doubt.
    I know this for a fact.
    Synonym: for a certainty
  2. Used other than figuratively or idiomatically: see for,‎ a,‎ fact.
    The doctor had asked for a fact that I could not remember.

See also[edit]