The term 'au courant' is a French phrase meaning 'up to date' or 'in the know'. The crossword solutions for this term include 'CONVERSANT' (10 letters), 'INFORMED' (8 letters), 'MOD' (3 letters), 'CONSCIOUS' (9 letters), 'CONTEMPORARY' (12 letters), 'FAMILIAR' (8 letters), 'HEP' (3 letters), 'HIP' (3 letters), 'UPON' (4 letters), 'AWARE' (5 letters), 'VERSED' (6 letters), 'ABREAST' (7 letters), 'tunedin' (7 letters), 'intheloop' (9 letters), and 'intheswim' (9 letters). All of these words indicate that someone is knowledgeable about current events, trends, and culture.