The Collaborative International Dictionary of English v.0.48:
Away \A*way"\, adv. [AS. aweg, anweg, onweg; on on + weg way.]
1. From a place; hence.
The sound is going away. --Shak.
Have me away, for I am sore wounded. --2 Chron.
2. Absent; gone; at a distance; as, the master is away from
3. Aside; off; in another direction.
The axis of rotation is inclined away from the sun.
4. From a state or condition of being; out of existence.
Be near me when I fade away. --Tennyson.
5. By ellipsis of the verb, equivalent to an imperative: Go
or come away; begone; take away.
And the Lord said . . . Away, get thee down. --Exod.
6. On; in continuance; without intermission or delay; as,
sing away. [Colloq.]
Note: It is much used in phrases signifying moving or going
from; as, go away, run away, etc.; all signifying
departure, or separation to a distance. Sometimes
without the verb; as, whither away so fast ? "Love hath
wings, and will away." --Waller. It serves to modify
the sense of certain verbs by adding that of removal,
loss, parting with, etc.; as, to throw away; to trifle
away; to squander away, etc. Sometimes it has merely an
intensive force; as, to blaze away.
Away with, bear, abide. [Obs. or Archaic] "The calling of
assemblies, I can not away with." (--Isa. i. 13), i. e.,
"I can not bear or endure [it]."
Away with one, signifies, take him away. "Away with him,
crucify him." --John xix. 15.
To make away with.
(a) To kill or destroy.
(b) To carry off.