'Boation' definitions:

Definition of 'Boation'

From: GCIDE
  • Boation \Bo*a"tion\, n. [L. boatus, fr. boare to roar.] A crying out; a roaring; a bellowing; reverberation. [Obs.] [1913 Webster]
  • The guns were heard . . . about a hundred Italian miles, in long boations. --Derham. [1913 Webster]