booming /ˈbuːmɪŋ/adjective 3noun 1forms 3 adjective3 •Loud and resonant.He was asked to be MC at the function on account of his booming voice. •Experiencing a period of prosperity, or rapid economic growth.The power of China's booming economy continues to stun the world. •Delivered with aggressive loudness; blaring; vociferous. noun1 •A deep hollow or roaring sound.Heavy boomings of a dull deep bell. — 1825 formsboomings · more booming · most booming