The most common and most likely answer to this crossword clue is the 7 letter word EVASIVE
I've seen this crossword clue in The Times
E
V
A
S
I
V
E
More clues leading to the result EVASIVE
- Cagey girl the writer’s taken round Scotland’s capital
- Held up by the visa, very hard to pin down?
- Devious woman primarily serving in village eatery
- Devious girl conceals endorsement that’s turned up
- Roundabout very like one seen during the day before
- Part of online Visa verification for review: it’s not straightforward
- To prevent doing an about-face Poins has to become devious
- Second person carrying rejected travel permit becomes shifty
- Slippery, sinful indivÂidual steals credit card back
- Devious setter’s after free backing
Buddy explains!

The straight part
We know that "Devious" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case devious = evasive.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 EVASIVE mean?
EVASIVE adjective- Tending to avoid speaking openly or making revelations about oneself.
- Directed towards avoidance or escape; evasive action.