Meaning

adjective not present; having left

adjective used of an opponent's ground

adjective (of a baseball pitch) on the far side of home plate from the batter

originFrom Middle English away, awey, awei, oway, o wey, on way, from Old English āweġ, onweġ (“away”), originally on weġ (“on one's way; onward; on”), equivalent to a- (“on”) + way. Cognate with Scots awa, away (“away”), Old Frisian aweg, awei (“away”), Saterland Frisian wäch, wääge (“away”), Dutch weg (“away”), German weg (“away”), Danish væk (“away”), Swedish i väg (“away; off; along”).

Etymology from Wiktionary, CC BY-SA 3.0