Simple past tense and past participle of pound.(verb)
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Use "pounded" in a sentence
"The word pounded in his chest like fierce drumbeats, and I believe he heard me listening that closely, because suddenly, as his mouth spoke on, his eyes snapped around to mine and, like the sound of a gunshot, the pounding ceased, to be replaced by a feeling of uncertainty."
"Her name pounded beneath his injuries like a steel hammer."
"Officials said up to 31.5 inches of rain pounded Vietnam in a few days, forcing 126,000 people from their homes."