A loud burst of voice or voices; a vehement and sudden outcry, especially of a multitudes expressing joy, triumph, exultation, or animated courage.(noun)
source: webster1913
A gratuitous entertainment, with refreshments or the like; a treat.(noun)
source: webster1913
verb (v)
utter in a loud voice; talk in a loud voice (usually denoting characteristic manner of speaking)(verb.communication)
Example: My grandmother is hard of hearing--you'll have to shout.