Cryptic crossword clue
Former pupils from an island inhabited by Scottish smoker 6

The most common and most likely answer to this crossword clue is the 6 letter word ALUMNI

I've seen this crossword clue in Financial Times
A
L
U
M
N
I


Buddy explains!

The straight part
We know that "Former pupils" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case former pupils = alumni.
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 ALUMNI mean?

ALUMNI noun
  1. An individual alumnus or alumna.
ALUMNI noun
  1. A male pupil or student.
  2. A male graduate.
  3. A student of any gender.
  4. A graduate of any gender.

Latest crossword clues with full explanations