Mess (6)
There are a few possibilities for this:
dog's breakfast
'mess' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for pickle that I've seen before include "Preserve; muddle" , "Relish; preserve" , "Preserved vegetable of informal plight" , "Steep - predicament" , "Mischief-maker" .)
'mess' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for muddle that I've seen before include "Confused state" , "disorderly state of affairs" , "Confuse" , "Disorder, jumble" , "[OPPOSITE OF] clear" .)
'mess' is the definition.
(I've seen this before)
This is all the clue.