The most common and most likely answer to this crossword clue is the 4 letter word MESS
M
E
S
S
More clues leading to the result MESS
- Dog’s dinner for setter and sheepdogs with no stuffing in it?
- Meaningless, largely empty confusion
- State of confusion in canteen
- Setter on ship brings 5 down
- Communiqué given no time in part of military base
- Place to eat in Times Square
- Somewhere to eat in Times Square
- Endless bungling brings embarrassment
- Confusion where soldiers eat
- Chaos seen in Times Square
Buddy explains!

The straight part
We know that "Naafi/snafu" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case naafi/snafu = mess.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 MESS mean?
MESS noun- A disagreeable mixture or confusion of things; hence, a situation resulting from blundering or from misunderstanding; disorder.
- A large quantity or number.
- Excrement.
- A person in a state of (especially emotional) turmoil or disarray; an emotional wreck.
- (transitive, often used with "up") To make untidy or dirty.
- (transitive, often used with "up") To throw into disorder or to ruin.
- To interfere.
- (used with "with") To screw around with, to bother, to be annoying to.
- Mass; a church service.
- A quantity of food set on a table at one time; provision of food for a person or party for one meal; also, the food given to an animal at one time.
- A number of persons who eat together, and for whom food is prepared in common, especially military personnel who eat at the same table.
- A building or room in which mess is eaten.
- A set of four (from the old practice of dividing companies into sets of four at dinner).
- The milk given by a cow at one milking.
- To take meals with a mess.
- To belong to a mess.
- To eat (with others).
- To supply with a mess.