The most common and most likely answer to this crossword clue is the 2 plus 3 plus 2 plus 2 plus 6 letter word NO MAN IS AN ISLAND
I've seen this crossword clue in The Daily Telegraph
N
O
M
A
N
I
S
A
N
I
S
L
A
N
D
More clues leading to the result NO MAN IS AN ISLAND
- We’re all in it together – Cuba for example supports Northern Arab country over Islamic State
- Everyone needs help answering question: are Douglas et al on mainland?
- Famous quotation contradicted in part of the British Isles
- . Saw man on Indian lass, panting...
- People need each other in desolate area across windy Sinai
Buddy explains!
The straight part
We know that "Everyone needs help" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case everyone needs help = no man is an island.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.