harsh on

1. 1.

   criticize harshly

   “the teacher keeps harshing on the same kid”

   Broaderknock

Questions about harsh on

What does harsh on mean?

harsh on means "criticize harshly".

Is harsh on a common word?

harsh on is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.