The most common and most likely answer to this crossword clue is the 2 plus 2 plus 3 letter word GO TO POT
I've seen this crossword clue in Financial Times
G
O
T
O
P
O
T
More clues leading to the result GO TO POT
- Attempt the black, perhaps, and fail badly
- Come to the snooker table and fail completely
- Aim to extend break or become ruined
- Attempt to pocket a ball, but lose one’s nerve
- Fall apart, having won kitty with nothing in
- Understood work books decline
- Decline visit joining planter?
- Drop off acquired work books
- Approach snooker table and fall apart
- Had old shirt in the back become ruined?
Buddy explains!

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.