adv., adj., & n.
adv. 1 to or at a distance from the place, person, or thing in question (go away; give away; look away; they are away; 5 miles away). 2 towards or into non-existence (sounds die away; explain it away; idled their time away). 3 constantly, persistently, continuously (work away; laugh away). 4 without delay (ask away).
adj. Sport played on an opponent's ground etc. (away match; away win).
n. Sport an away match or win. away with (as imper.) take away; let us be rid of.
[ OE onweg, aweg on one's way f. A(2) + WAY ]