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Definition of au fait adjective from the Oxford Advanced Learner's Dictionary

au fait

adjective
 
/ˌəʊ ˈfeɪ/
 
/ˌəʊ ˈfeɪ/
[not before noun] (from French)
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  1. au fait (with something) completely familiar with something
    • I'm new here so I'm not completely au fait with the system.
    Word Originmid 18th cent.: from French, literally ‘to the fact, to the point’.
See au fait in the Oxford Advanced American Dictionary
Check pronunciation: au fait

Nearby words

trait
noun
 
 
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