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hammer away at

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phrasal verb [transitive] informal
Word Forms
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present tense
I/you/we/theyhammer away at
he/she/ithammers away at
present participlehammering away at
past tensehammered away at
past participlehammered away at
  1. 1
    hammer away at someone/something to keep attacking someone or something

    Defence lawyers hammered away at the witness's credibility.

  2. 2
    hammer away at something to do something with great energy and with all your attention

    She spent all weekend hammering away at her novel.

See also main entry: hammer

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