Definition of peals:
(n) :
A loud sound, or a succession of loud sounds, as of bells, thunder, cannon, shouts, laughter, of a multitude, etc.
(v) :
(intransitive) To sound with a peal or peals.
(v) :
(transitive) To utter or sound loudly.
(v) :
(transitive) To assail with noise.
(v) :
(intransitive) To resound; to echo.
(n) :
(collective) A set of bells tuned to each other according to the diatonic scale.