au fait

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au fait

/ˌəʊˈfeɪ/ UK
/ˌoʊˈfeɪ/ US

Where it comes from

Borrowed from French au fait (literally “at the fact”).

adjective more au fait · most au fait

Being familiar with or informed about something. Are you au fait with the rules of the game?
Similar: acquainted, at home, conversant, familiar

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MLA

"au fait." Wiktionary, via Micwyn, micwyn.com/word/au%20fait. Accessed 6 Nov. 2026.

APA

au fait. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/au%20fait

Chicago

"au fait." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/au%20fait.

BibTeX

@misc{au_fait_2026,
  title = {au fait},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/au%20fait},
  urldate = {2026-11-06}
}