Away is defined as at another location.
(adverb)If you ask someone to leave, then that is an example of asking someone to go away.
The definition of away is when something or someone is not there or in the correct place.
(adjective)If you are not in your home, that is an example of being away.
See away in Webster's New World College Dictionary
adverb
Origin: ME < OE aweg < phr. on weg < on, on + weg, way, in the sense “from this (that) place”
adjective
interjection
See away in American Heritage Dictionary 4
adverb
Origin:
Origin: Middle English
Origin: , from Old English aweg
Origin: : a-, on; see a-1
Origin: + weg, way; see wegh- in Indo-European roots
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