Rough around the edges
Meaning
Not polished but still promising.
Usage
Used when complimenting imperfect work.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Carpentry term about unpolished surfaces.
Used metaphorically since the 19th century.