Boom"ing, a.
1.
Rushing with violence; swelling with a hollow sound; making a hollow sound or note; roaring; resounding.
O'er the sea-beat ships the booming waters roar.
Falcone.
2.
Advancing or increasing amid noisy excitement; as, booming prices; booming popularity.
[Colloq. U. S.]
© Webster 1913.
Boom"ing, n.
The act of producing a hollow or roaring sound; a violent rushing with heavy roar; as, the booming of the sea; a deep, hollow sound; as, the booming of bitterns.
Howitt.
© Webster 1913.