hammer away at something
be persistent in trying to do something

[TahlilGaran] Dictionary of Contemporary English ▲

hammer away at
• hammer away at (someone or something)
be persistent in trying to do something
I worked all weekend to hammer away at my final essay for university.

[TahlilGaran] English Idioms Dictionary ▲

hammer away at something
• hammer away at (someone or something)
be persistent in trying to do something
I worked all weekend to hammer away at my final essay for university.

[TahlilGaran] English Idioms Dictionary ▲

hammer away at
{v.}
1. To work steadily at; keep at.
That lesson is not easy, but hammer away at it and you will get it right.

2. To talk about again and again; emphasize.
The speaker hammered at his opponent's ideas.

[TahlilGaran] English Idioms Dictionary ▲

hammer away at someone
• hammer away at (someone or something)
be persistent in trying to do something
I worked all weekend to hammer away at my final essay for university.

[TahlilGaran] English Idioms Dictionary ▲