Smith's Bible Dictionary (1863)
border, with no more reference to lands bordering on the sea than to any other bordering lands.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
COAST (from the Latin costa, "a rib") is often used in the English Bible for "border," and has no reference to the sea. Jud 11:20; 1 Sam 5:6; Matt 8:34.