Bump, v. i. [See Boom to roar.] To make a loud, heavy, or hollow noise, as the bittern; to boom.
As a bittern bumps within a reed.
Dryden.
Webster's Dictionary 1913
Bump, v. i. [See Boom to roar.] To make a loud, heavy, or hollow noise, as the bittern; to boom.
As a bittern bumps within a reed.
Dryden.