The most common and most likely answer to this crossword clue is the 17 letter word ONE-SIZE-FITS-ALL
O
N
E
-
S
I
Z
E
-
F
I
T
S
-
A
L
L
Buddy explains!
The straight part
We know that "it’s suitable for every purpose" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case it’s suitable for every purpose = one-size-fits-all.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 ONE-SIZE-FITS-ALL mean?
ONE-SIZE-FITS-ALL adjective- (of a garment) Designed to be worn with comfort by people with a wide range of sizes.
- Suitable for a wide range of tastes, opinions, situations, etc.