The most common and most likely answer to this crossword clue is the 7 letter word DINGBAT
D
I
N
G
B
A
T
More clues leading to the result DINGBAT
- Typographical symbol used in recording batches
- Eccentric involved in defending battleships
- Symbol in text is ring over loop
- Awfully bad night, hard going for Aussie fool
- Acting without love, one supposedly very blind and eccentric
- Understand answer before inserting noun, fool
- A crazy effort involving country — America
- Eccentric daughter in golf club
Buddy explains!

The straight part
We know that "A crazy" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a crazy = dingbat.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 DINGBAT mean?
DINGBAT noun- A silly, crazy or stupid person.
- A special ornamental typographical symbol, such as a bullet, an arrow, a pointing hand etc.
- An architectural style of apartment building, where the second storey overhangs an area for parking cars.
- A kind of word puzzle involving pictures or typography that hint at the solution.
- Anything that can be thrown or swung with force against something else.
- A small device or gadget, the correct term for which is forgotten or unknown.