blast away

verb — 2 senses

verb

To destroy by blasting with explosives.

Usually, With at To continue shooting rapidly.

They were blasting away at each other for 10 minutes before the shooting died down.
Three more heavy cruisers from further down the Japanese line begin to blast away at the now-disabled Gambier Bay.2019 February 27, Drachinifel, 27:15 from the start, in The Battle of Samar - Odds? What are those?, archived from the original on 03 Nov 2022:

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