The most common and most likely answer to this crossword clue is the 7 letter word EVICTOR
I've seen this crossword clue in The Daily Telegraph
E
V
I
C
T
O
R
More clues leading to the result EVICTOR
Buddy explains!
The straight part
We know that "He deprives others of their occupation" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case he deprives others of their occupation = evictor.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.