The most common and most likely answer to this crossword clue is the 6 plus 4 letter word RUNNER BEAN
I've seen this crossword clue in The Daily Telegraph
R
U
N
N
E
R
B
E
A
N
More clues leading to the result RUNNER BEAN
- Athlete on mountain eating a vegetable
- It won’t flourish without support
- Athlete with disqualification, having swallowed ecstasy
- Athlete’s facing disqualification, having hidden drug in vegetable
- Fast pulse?
- Athlete comes to Scottish peak, having eaten a bit of food
- Shoot head gardener’s product
- Athlete reaches peak, holding third place to measure pulse
Buddy explains!
The straight part
We know that "bit of food" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bit of food = runner bean.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.