The most common and most likely answer to this crossword clue is the 7 letter word CARROTY
I've seen this crossword clue in The Guardian
C
A
R
R
O
T
Y
Buddy explains!
The straight part
We know that "Orange/f/oo/l" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case orange/f/oo/l = carroty.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 CARROTY mean?
CARROTY adjective- Resembling carrots in colour, taste, etc.
- Containing carrots; made of carrots.