pounding
n 1: repeated heavy blows [syn: {buffeting}]
2: an instance of rapid strong pulsation (of the heart); "he
felt a throbbing in his head" [syn: {throb}, {throbbing}]
3: the act of pounding (delivering repeated heavy blows); "the
sudden hammer of fists caught him off guard"; "the
pounding of feet on the hallway" [syn: {hammer}, {pound},
{hammering}]