The most common and most likely answer to this crossword clue is the 8 letter word DISOWNED
I've seen this crossword clue in The Guardian
D
I
S
O
W
N
E
D
More clues leading to the result DISOWNED
- Denied having eaten pig inside
- Fed pig inside – refused to acknowledge it
- Denied having fed pig inside
- Stopped running over broadcast that’s cast aside
- Refused to acknowledge potential downside
- Fed pig inside — refused to acknowledge it
- Broadcast, passed on around, is rejected
- Abandoned drunk is being given shelter
- Cut-off hand’s back in sod we disturbed
Buddy explains!

The straight part
We know that "Abandoned" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case abandoned = disowned.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 DISOWNED mean?
DISOWNED verb- To refuse to own, or to refuse to acknowledge one’s own.
- To repudiate any connection to; to renounce.
- To detach (a job or process) so that it can continue to run even when the user who launched it ends his/her login session.