The most common and most likely answer to this crossword clue is the 4 plus 4 letter word SEND DOWN
I've seen this crossword clue in The Times
S
E
N
D
D
O
W
N
More clues leading to the result SEND DOWN
- Convict's singular ambition reduced
- Expel from post with NI district council
- Put away drink after drive
- Bit of money, two old pence now chucked or put away
- Expel from university and convey to prison
- Broadcast blue sentence
- Post feathers direct to prison
- Put away second-last drink
- Setter's beginning to finish next set's sentence
- Rusticate and dispatch the soft fine feathers
Buddy explains!
The straight part
We know that "Convict" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case convict = send down.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.