The most common and most likely answer to this crossword clue is the 2 plus 2 plus 4 letter word UP TO DATE
I've seen this crossword clue in The Daily Telegraph
U
P
T
O
D
A
T
E
More clues leading to the result UP TO DATE
- Contemporary, a top duet dancing
- Out of bed to court contemporary
- Current statement attributing responsibiliy to boyfriend?
- Prepared to look for a partner that’s fashionable
- Capable of meeting with it
- Ready for romance, very modern
- Aware of latest developments till now
- Ready for a rendezvous with it
- Doing time? That’s cool
- Modern: fit for going out?
Buddy explains!

The straight part
We know that "very modern" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case very modern = up to date.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does UP TO DATE mean?
UP TO DATE adjective- (before the noun) Current; recent; the latest.
- Informed about the latest news or developments; abreast.