The most common and most likely answer to this crossword clue is the 8 plus 3 plus 8 letter word BREAKING AND ENTERING
B
R
E
A
K
I
N
G
A
N
D
E
N
T
E
R
I
N
G
Buddy explains!
The straight part
We know that "Crime" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case crime = breaking and entering.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.