1. Being up to particular standard or level especially in being up to date in knowledge
   "always au fait on the latest events"
   - abreast, au courant, up on, apace [N. Amer]

See also: informed

Encyclopedia: Au fait

• intrinsic factor
• intrinsic fraud
• intrinsical
• intrinsically
• intro
• introduce
• introduction
• introductory
• introgression
• introit
• introitus
• introject
• introjected
• introjection
• intromission
• intromit
• intron
• Intropin
• introrse
• introspect
• introspection
• introspective
• introspectively
• introspectiveness
• introuvable