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.