The most common and most likely answer to this crossword clue is the 8 plus 8 letter word ABSOLUTE MAJORITY
I've seen this crossword clue in The Guardian
A
B
S
O
L
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T
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M
A
J
O
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Y
More clues leading to the result ABSOLUTE MAJORITY
Buddy explains!
The straight part
We know that "Most people" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case most people = absolute majority.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.