intransitive verb
1. : to work with determined effort
students banging away on their homework
2. : to attack especially in an indirect, persistent, hounding way — used with at
police are going to keep banging away at you — Erle Stanley Gardner
intransitive verb
1. : to work with determined effort
students banging away on their homework
2. : to attack especially in an indirect, persistent, hounding way — used with at
police are going to keep banging away at you — Erle Stanley Gardner
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012