pounding
From Longman Dictionary of Contemporary Englishpoundingpound‧ing /ˈpaʊndɪŋ/ noun 1 [singular, uncountable]SOUND the action or the sound of something hitting a surface very hard many timespounding of the pounding of the waves on the rocks below2 [singular, uncountable] the action or sound of your heart beating3 → take a poundingExamples from the Corpuspounding• Basrah also - as in the 1980s - received a severe pounding.• She could feel the pounding of his heart against her chest, and the pulse leapt under her lips.• The pounding of hooves was getting nearer.