The most common and most likely answer to this crossword clue is the 3 plus 4 plus 2 plus 4 plus 2 letter word NOT MUCH TO LOOK AT
N
O
T
M
U
C
H
T
O
L
O
O
K
A
T
More clues leading to the result NOT MUCH TO LOOK AT
Buddy explains!
The straight part
We know that "Plain" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case plain = not much to look at.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.