The most common and most likely answer to this crossword clue is the 5 letter word PODGE
I've seen this crossword clue in Financial Times
P
O
D
G
E
More clues leading to the result PODGE
Buddy explains!
The straight part
We know that "Fat" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fat = podge.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 PODGE mean?
PODGE noun- A fat person
- A puddle; a plash.
- Porridge