The most common and most likely answer to this crossword clue is the 5 letter word DAUBS
D
A
U
B
S
Buddy explains!
The straight part
We know that "Coats" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case coats = daubs.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 DAUBS mean?
DAUBS noun- Excrement or clay used as a bonding material in construction.
- A soft coating of mud, plaster etc.
- A crude or amateurish painting.
- To apply (something) to a surface in hasty or crude strokes.
- To paint (a picture, etc.) in a coarse or unskilful manner.
- To cover with a specious or deceitful exterior; to disguise; to conceal.
- To flatter excessively or grossly.
- To put on without taste; to deck gaudily.