The most common and most likely answer to this crossword clue is the 6 plus 2 plus 6 letter word MATTER OF FACTLY
I've seen this crossword clue in Financial Times
M
A
T
T
E
R
O
F
F
A
C
T
L
Y
Buddy explains!
The straight part
We know that "With little imagination" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case with little imagination = matter of factly.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 MATTER OF FACTLY mean?
MATTER OF FACTLY adverb- As though stating a fact.
- As though the situation is normal and not unusual; not dramatically or fancifully.