Definition of au fait in English:

au fait

Line breaks: au fait
Pronunciation: /əʊ ˈfeɪ
, o fɛ(t)/


(au fait with)
Having a good or detailed knowledge of: you should be au fait with the company and its products
More example sentences
  • Engineers in all sectors of industry must be completely au fait with the state of the art.
  • For those of you not quite au fait with Surrealist parlour games, the term ‘exquisite corpse’ originates from the game more commonly known as Consequences.
familiar, acquainted, conversant, at home, up to date, up with, in touch;
abreast of, apprised of, in the know about, well informed about, knowledgeable about, well versed in, enlightened about, aware of, no stranger to;
informal clued up about, genned up about, clued up on, plugged into, well up on, wise to, hip to
British informal switched on to
black English down


mid 18th century: from French, literally 'to the fact, to the point'.

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