'Discoast' definitions:

Definition of 'Discoast'

From: GCIDE

Discoast \Dis*coast"\, v. i. [Pref. dis- + coast: cf. It. discostare.] To depart; to quit the coast (that is, the side or border) of anything; to be separated. [Obs.] [1913 Webster]
As far as heaven and earth discoasted lie. --G. Fletcher. [1913 Webster]
To discoast from the plain and simple way of speech. --Barrow. [1913 Webster]