The most common and most likely answer to this crossword clue is the 5 letter word AGLEY
A
G
L
E
Y
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The straight part
We know that "Gang this crooked?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case gang this crooked? = agley.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 AGLEY mean?
AGLEY adjective- Wrong; askew.
- Wrong, awry, askew, amiss, or distortedly.