Fully informed (2,2,5)
'fully informed' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for au fait that I've seen before include "Well acquainted with, knowledgeable about" , "Being up to date in the knowledge required" , "Up to speed (from French)" , "Informed, abreast of" , "Expert" .)
'fully informed' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for aware that I've seen before include "well informed" , "fly" , "Conscious, sentient" , "Apprised or informed" , "Conscious or having knowledge of" .)
'fully informed' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for up to speed that I've seen before include "In the know" , "at full pace" , "fully informed" .)