blot one's copy book
verbDefinitions
To damage one's own reputation through bad behavior.
- Now, it was the College that had blotted its copybook
- Indeed, it was not uncommonly heard that the crown should skip a generation and be conferred on Prince William, who, so far at least, had not blotted his copybook and was more popular than his father.
The neighborhood
Vish — recursive loop
No curated loop yet for blot one's copy book. Loops are being traced one word at a time while the ingestion pipeline matures.
sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA