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.]
As far as heaven and earth discoasted lie.
G. Fletcher.
To discoast from the plain and simple way of speech.
Barrow.
© Webster 1913.