IT'S A MESS is an expression used to describe a chaotic or disorganized situation. The crossword solutions for this term are SNAFU (5 letters), STY (3 letters), and PIGSTY (6 letters). SNAFU stands for 'Situation Normal: All F*cked Up', which is a military slang term used to describe a state of confusion or disarray. STY is an informal term for a pigpen, which is a small enclosure where pigs are kept. PIGSTY is an extension of the term STY, referring to a larger, messier enclosure for pigs.