roar

Noun, Verb
  1. A loud, deep sound, often of a lion or other large animal. Noun, Verb
    The lion let out a fierce roar.
  2. A loud, deep noise or sound. Noun, Verb
    The thunder's roar was deafening.
  3. To make a loud, deep sound; to shout loudly. Noun, Verb
    The crowd roared with excitement.
synonyms: bellow, scream, shout, thunder, bawl